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Finding the Fourth Proportional to 316,952.01, 437,373.95 and 173,701.89

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Solution

The fourth proportional to 316,952.01, 437,373.95 and 173,701.89 is: 239,697.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,952.01 : 437,373.95 = 173,701.89 : x
  2. Step 2: Convert to fraction form
    316,952.01/437,373.95 = 173,701.89/x
  3. Step 3: Cross multiply
    316,952.01x = 437,373.95 × 173,701.89
  4. Step 4: Simplify right side
    316,952.01x = 75,972,680,883.26
  5. Step 5: Solve for x
    x = 75,972,680,883.26/316,952.01
  6. Step 6: Final answer
    x = 239,697.74

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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.