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Finding the Fourth Proportional to 369,254.57, 553,881.39 and 132,597.47

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Solution

The fourth proportional to 369,254.57, 553,881.39 and 132,597.47 is: 198,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,254.57 : 553,881.39 = 132,597.47 : x
  2. Step 2: Convert to fraction form
    369,254.57/553,881.39 = 132,597.47/x
  3. Step 3: Cross multiply
    369,254.57x = 553,881.39 × 132,597.47
  4. Step 4: Simplify right side
    369,254.57x = 73,443,272,627.41
  5. Step 5: Solve for x
    x = 73,443,272,627.41/369,254.57
  6. Step 6: Final answer
    x = 198,896.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.