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Finding the Fourth Proportional to 247,468.08, 341,501.16 and 140,036.16

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Solution

The fourth proportional to 247,468.08, 341,501.16 and 140,036.16 is: 193,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,468.08 : 341,501.16 = 140,036.16 : x
  2. Step 2: Convert to fraction form
    247,468.08/341,501.16 = 140,036.16/x
  3. Step 3: Cross multiply
    247,468.08x = 341,501.16 × 140,036.16
  4. Step 4: Simplify right side
    247,468.08x = 47,822,511,081.95
  5. Step 5: Solve for x
    x = 47,822,511,081.95/247,468.08
  6. Step 6: Final answer
    x = 193,247.19

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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.