Home / 749,553.72-1,034,218.36-459,226.60

Finding the Fourth Proportional to 749,553.72, 1,034,218.36 and 459,226.60

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Solution

The fourth proportional to 749,553.72, 1,034,218.36 and 459,226.60 is: 633,631.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,553.72 : 1,034,218.36 = 459,226.60 : x
  2. Step 2: Convert to fraction form
    749,553.72/1,034,218.36 = 459,226.60/x
  3. Step 3: Cross multiply
    749,553.72x = 1,034,218.36 × 459,226.60
  4. Step 4: Simplify right side
    749,553.72x = 474,940,581,120.38
  5. Step 5: Solve for x
    x = 474,940,581,120.38/749,553.72
  6. Step 6: Final answer
    x = 633,631.14

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.