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Finding the Fourth Proportional to 261,598.40, 361,115.48 and 176,830.28

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Solution

The fourth proportional to 261,598.40, 361,115.48 and 176,830.28 is: 244,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,598.40 : 361,115.48 = 176,830.28 : x
  2. Step 2: Convert to fraction form
    261,598.40/361,115.48 = 176,830.28/x
  3. Step 3: Cross multiply
    261,598.40x = 361,115.48 × 176,830.28
  4. Step 4: Simplify right side
    261,598.40x = 63,856,151,440.73
  5. Step 5: Solve for x
    x = 63,856,151,440.73/261,598.40
  6. Step 6: Final answer
    x = 244,099.93

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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.