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Finding the Fourth Proportional to 534,866.77, 738,082.66 and 293,132.19

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Solution

The fourth proportional to 534,866.77, 738,082.66 and 293,132.19 is: 404,504.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,866.77 : 738,082.66 = 293,132.19 : x
  2. Step 2: Convert to fraction form
    534,866.77/738,082.66 = 293,132.19/x
  3. Step 3: Cross multiply
    534,866.77x = 738,082.66 × 293,132.19
  4. Step 4: Simplify right side
    534,866.77x = 216,355,786,526.83
  5. Step 5: Solve for x
    x = 216,355,786,526.83/534,866.77
  6. Step 6: Final answer
    x = 404,504.07

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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.