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Finding the Fourth Proportional to 477,347.29, 658,756.17 and 262,503.70

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Solution

The fourth proportional to 477,347.29, 658,756.17 and 262,503.70 is: 362,264.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,347.29 : 658,756.17 = 262,503.70 : x
  2. Step 2: Convert to fraction form
    477,347.29/658,756.17 = 262,503.70/x
  3. Step 3: Cross multiply
    477,347.29x = 658,756.17 × 262,503.70
  4. Step 4: Simplify right side
    477,347.29x = 172,925,932,022.83
  5. Step 5: Solve for x
    x = 172,925,932,022.83/477,347.29
  6. Step 6: Final answer
    x = 362,264.41

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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.