Home / 749,622.52-1,034,184.09-462,644.38

Finding the Fourth Proportional to 749,622.52, 1,034,184.09 and 462,644.38

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Solution

The fourth proportional to 749,622.52, 1,034,184.09 and 462,644.38 is: 638,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,622.52 : 1,034,184.09 = 462,644.38 : x
  2. Step 2: Convert to fraction form
    749,622.52/1,034,184.09 = 462,644.38/x
  3. Step 3: Cross multiply
    749,622.52x = 1,034,184.09 × 462,644.38
  4. Step 4: Simplify right side
    749,622.52x = 478,459,457,123.91
  5. Step 5: Solve for x
    x = 478,459,457,123.91/749,622.52
  6. Step 6: Final answer
    x = 638,267.19

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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.