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Finding the Fourth Proportional to 632,562.69, 873,076.64 and 436,604.29

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Solution

The fourth proportional to 632,562.69, 873,076.64 and 436,604.29 is: 602,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,562.69 : 873,076.64 = 436,604.29 : x
  2. Step 2: Convert to fraction form
    632,562.69/873,076.64 = 436,604.29/x
  3. Step 3: Cross multiply
    632,562.69x = 873,076.64 × 436,604.29
  4. Step 4: Simplify right side
    632,562.69x = 381,189,006,522.79
  5. Step 5: Solve for x
    x = 381,189,006,522.79/632,562.69
  6. Step 6: Final answer
    x = 602,610.64

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Double scale
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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.