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Finding the Fourth Proportional to 176,294.40, 264,387.60 and 57,938.40

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Solution

The fourth proportional to 176,294.40, 264,387.60 and 57,938.40 is: 86,889.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,294.40 : 264,387.60 = 57,938.40 : x
  2. Step 2: Convert to fraction form
    176,294.40/264,387.60 = 57,938.40/x
  3. Step 3: Cross multiply
    176,294.40x = 264,387.60 × 57,938.40
  4. Step 4: Simplify right side
    176,294.40x = 15,318,194,523.84
  5. Step 5: Solve for x
    x = 15,318,194,523.84/176,294.40
  6. Step 6: Final answer
    x = 86,889.85

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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.