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Finding the Fourth Proportional to 566,151.57, 781,534.32 and 404,726.67

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Solution

The fourth proportional to 566,151.57, 781,534.32 and 404,726.67 is: 558,698.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,151.57 : 781,534.32 = 404,726.67 : x
  2. Step 2: Convert to fraction form
    566,151.57/781,534.32 = 404,726.67/x
  3. Step 3: Cross multiply
    566,151.57x = 781,534.32 × 404,726.67
  4. Step 4: Simplify right side
    566,151.57x = 316,307,782,824.31
  5. Step 5: Solve for x
    x = 316,307,782,824.31/566,151.57
  6. Step 6: Final answer
    x = 558,698.06

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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.