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Finding the Fourth Proportional to 351,482.04, 527,258.52 and 98,763.12

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Solution

The fourth proportional to 351,482.04, 527,258.52 and 98,763.12 is: 148,154.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,482.04 : 527,258.52 = 98,763.12 : x
  2. Step 2: Convert to fraction form
    351,482.04/527,258.52 = 98,763.12/x
  3. Step 3: Cross multiply
    351,482.04x = 527,258.52 × 98,763.12
  4. Step 4: Simplify right side
    351,482.04x = 52,073,696,481.78
  5. Step 5: Solve for x
    x = 52,073,696,481.78/351,482.04
  6. Step 6: Final answer
    x = 148,154.64

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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.