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Finding the Fourth Proportional to 238,442.24, 357,718.76 and 69,955.76

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Solution

The fourth proportional to 238,442.24, 357,718.76 and 69,955.76 is: 104,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,442.24 : 357,718.76 = 69,955.76 : x
  2. Step 2: Convert to fraction form
    238,442.24/357,718.76 = 69,955.76/x
  3. Step 3: Cross multiply
    238,442.24x = 357,718.76 × 69,955.76
  4. Step 4: Simplify right side
    238,442.24x = 25,024,488,528.91
  5. Step 5: Solve for x
    x = 25,024,488,528.91/238,442.24
  6. Step 6: Final answer
    x = 104,949.90

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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.