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Finding the Fourth Proportional to 341,583.12, 512,373.56 and 92,265.20

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Solution

The fourth proportional to 341,583.12, 512,373.56 and 92,265.20 is: 138,397.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,583.12 : 512,373.56 = 92,265.20 : x
  2. Step 2: Convert to fraction form
    341,583.12/512,373.56 = 92,265.20/x
  3. Step 3: Cross multiply
    341,583.12x = 512,373.56 × 92,265.20
  4. Step 4: Simplify right side
    341,583.12x = 47,274,248,988.11
  5. Step 5: Solve for x
    x = 47,274,248,988.11/341,583.12
  6. Step 6: Final answer
    x = 138,397.50

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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.