Home / 1,404,173.40-2,106,600.30-406,901.40

Finding the Fourth Proportional to 1,404,173.40, 2,106,600.30 and 406,901.40

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Solution

The fourth proportional to 1,404,173.40, 2,106,600.30 and 406,901.40 is: 610,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,173.40 : 2,106,600.30 = 406,901.40 : x
  2. Step 2: Convert to fraction form
    1,404,173.40/2,106,600.30 = 406,901.40/x
  3. Step 3: Cross multiply
    1,404,173.40x = 2,106,600.30 × 406,901.40
  4. Step 4: Simplify right side
    1,404,173.40x = 857,178,611,310.42
  5. Step 5: Solve for x
    x = 857,178,611,310.42/1,404,173.40
  6. Step 6: Final answer
    x = 610,450.68

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.