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Finding the Fourth Proportional to 341,337.52, 511,717.08 and 141,533.20

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Solution

The fourth proportional to 341,337.52, 511,717.08 and 141,533.20 is: 212,179.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,337.52 : 511,717.08 = 141,533.20 : x
  2. Step 2: Convert to fraction form
    341,337.52/511,717.08 = 141,533.20/x
  3. Step 3: Cross multiply
    341,337.52x = 511,717.08 × 141,533.20
  4. Step 4: Simplify right side
    341,337.52x = 72,424,955,827.06
  5. Step 5: Solve for x
    x = 72,424,955,827.06/341,337.52
  6. Step 6: Final answer
    x = 212,179.89

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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.