Home / 459,051.40-688,577.10-441,555.40

Finding the Fourth Proportional to 459,051.40, 688,577.10 and 441,555.40

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Solution

The fourth proportional to 459,051.40, 688,577.10 and 441,555.40 is: 662,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,051.40 : 688,577.10 = 441,555.40 : x
  2. Step 2: Convert to fraction form
    459,051.40/688,577.10 = 441,555.40/x
  3. Step 3: Cross multiply
    459,051.40x = 688,577.10 × 441,555.40
  4. Step 4: Simplify right side
    459,051.40x = 304,044,936,821.34
  5. Step 5: Solve for x
    x = 304,044,936,821.34/459,051.40
  6. Step 6: Final answer
    x = 662,333.10

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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.