Home / 944,897.40-1,417,346.10-345,878.10

Finding the Fourth Proportional to 944,897.40, 1,417,346.10 and 345,878.10

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Solution

The fourth proportional to 944,897.40, 1,417,346.10 and 345,878.10 is: 518,817.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,897.40 : 1,417,346.10 = 345,878.10 : x
  2. Step 2: Convert to fraction form
    944,897.40/1,417,346.10 = 345,878.10/x
  3. Step 3: Cross multiply
    944,897.40x = 1,417,346.10 × 345,878.10
  4. Step 4: Simplify right side
    944,897.40x = 490,228,976,110.41
  5. Step 5: Solve for x
    x = 490,228,976,110.41/944,897.40
  6. Step 6: Final answer
    x = 518,817.15

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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.