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Finding the Fourth Proportional to 566,282.88, 781,502.64 and 324,605.64

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Solution

The fourth proportional to 566,282.88, 781,502.64 and 324,605.64 is: 447,974.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,282.88 : 781,502.64 = 324,605.64 : x
  2. Step 2: Convert to fraction form
    566,282.88/781,502.64 = 324,605.64/x
  3. Step 3: Cross multiply
    566,282.88x = 781,502.64 × 324,605.64
  4. Step 4: Simplify right side
    566,282.88x = 253,680,164,618.89
  5. Step 5: Solve for x
    x = 253,680,164,618.89/566,282.88
  6. Step 6: Final answer
    x = 447,974.28

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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.