Home / 566,450.57-781,610.33-324,688.66

Finding the Fourth Proportional to 566,450.57, 781,610.33 and 324,688.66

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Solution

The fourth proportional to 566,450.57, 781,610.33 and 324,688.66 is: 448,017.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,450.57 : 781,610.33 = 324,688.66 : x
  2. Step 2: Convert to fraction form
    566,450.57/781,610.33 = 324,688.66/x
  3. Step 3: Cross multiply
    566,450.57x = 781,610.33 × 324,688.66
  4. Step 4: Simplify right side
    566,450.57x = 253,780,005,158.36
  5. Step 5: Solve for x
    x = 253,780,005,158.36/566,450.57
  6. Step 6: Final answer
    x = 448,017.92

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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.