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Finding the Fourth Proportional to 541,641.36, 748,243.67 and 432,602.54

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Solution

The fourth proportional to 541,641.36, 748,243.67 and 432,602.54 is: 597,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,641.36 : 748,243.67 = 432,602.54 : x
  2. Step 2: Convert to fraction form
    541,641.36/748,243.67 = 432,602.54/x
  3. Step 3: Cross multiply
    541,641.36x = 748,243.67 × 432,602.54
  4. Step 4: Simplify right side
    541,641.36x = 323,692,106,276.69
  5. Step 5: Solve for x
    x = 323,692,106,276.69/541,641.36
  6. Step 6: Final answer
    x = 597,613.35

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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.