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Finding the Fourth Proportional to 532,882.75, 735,706.26 and 342,232.24

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Solution

The fourth proportional to 532,882.75, 735,706.26 and 342,232.24 is: 472,491.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,882.75 : 735,706.26 = 342,232.24 : x
  2. Step 2: Convert to fraction form
    532,882.75/735,706.26 = 342,232.24/x
  3. Step 3: Cross multiply
    532,882.75x = 735,706.26 × 342,232.24
  4. Step 4: Simplify right side
    532,882.75x = 251,782,401,341.82
  5. Step 5: Solve for x
    x = 251,782,401,341.82/532,882.75
  6. Step 6: Final answer
    x = 472,491.18

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Double scale
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Similar ratio
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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.