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Finding the Fourth Proportional to 252,482.76, 348,552.47 and 157,020.21

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Solution

The fourth proportional to 252,482.76, 348,552.47 and 157,020.21 is: 216,766.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,482.76 : 348,552.47 = 157,020.21 : x
  2. Step 2: Convert to fraction form
    252,482.76/348,552.47 = 157,020.21/x
  3. Step 3: Cross multiply
    252,482.76x = 348,552.47 × 157,020.21
  4. Step 4: Simplify right side
    252,482.76x = 54,729,781,250.32
  5. Step 5: Solve for x
    x = 54,729,781,250.32/252,482.76
  6. Step 6: Final answer
    x = 216,766.41

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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.