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Finding the Fourth Proportional to 232,645.86, 348,970.56 and 127,407.42

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Solution

The fourth proportional to 232,645.86, 348,970.56 and 127,407.42 is: 191,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,645.86 : 348,970.56 = 127,407.42 : x
  2. Step 2: Convert to fraction form
    232,645.86/348,970.56 = 127,407.42/x
  3. Step 3: Cross multiply
    232,645.86x = 348,970.56 × 127,407.42
  4. Step 4: Simplify right side
    232,645.86x = 44,461,438,705.56
  5. Step 5: Solve for x
    x = 44,461,438,705.56/232,645.86
  6. Step 6: Final answer
    x = 191,112.10

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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.