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Finding the Fourth Proportional to 362,498.90, 543,742.65 and 88,948.02

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Solution

The fourth proportional to 362,498.90, 543,742.65 and 88,948.02 is: 133,420.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,498.90 : 543,742.65 = 88,948.02 : x
  2. Step 2: Convert to fraction form
    362,498.90/543,742.65 = 88,948.02/x
  3. Step 3: Cross multiply
    362,498.90x = 543,742.65 × 88,948.02
  4. Step 4: Simplify right side
    362,498.90x = 48,364,833,895.92
  5. Step 5: Solve for x
    x = 48,364,833,895.92/362,498.90
  6. Step 6: Final answer
    x = 133,420.64

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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.