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Finding the Fourth Proportional to 247,798.24, 341,968.58 and 140,368.24

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Solution

The fourth proportional to 247,798.24, 341,968.58 and 140,368.24 is: 193,712.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,798.24 : 341,968.58 = 140,368.24 : x
  2. Step 2: Convert to fraction form
    247,798.24/341,968.58 = 140,368.24/x
  3. Step 3: Cross multiply
    247,798.24x = 341,968.58 × 140,368.24
  4. Step 4: Simplify right side
    247,798.24x = 48,001,527,961.90
  5. Step 5: Solve for x
    x = 48,001,527,961.90/247,798.24
  6. Step 6: Final answer
    x = 193,712.14

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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.