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Finding the Fourth Proportional to 653,414.36, 901,028.22 and 517,230.68

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Solution

The fourth proportional to 653,414.36, 901,028.22 and 517,230.68 is: 713,237.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,414.36 : 901,028.22 = 517,230.68 : x
  2. Step 2: Convert to fraction form
    653,414.36/901,028.22 = 517,230.68/x
  3. Step 3: Cross multiply
    653,414.36x = 901,028.22 × 517,230.68
  4. Step 4: Simplify right side
    653,414.36x = 466,039,438,929.79
  5. Step 5: Solve for x
    x = 466,039,438,929.79/653,414.36
  6. Step 6: Final answer
    x = 713,237.22

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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.