Home / 502,284.60-753,548.40-147,310.20

Finding the Fourth Proportional to 502,284.60, 753,548.40 and 147,310.20

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Solution

The fourth proportional to 502,284.60, 753,548.40 and 147,310.20 is: 221,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,284.60 : 753,548.40 = 147,310.20 : x
  2. Step 2: Convert to fraction form
    502,284.60/753,548.40 = 147,310.20/x
  3. Step 3: Cross multiply
    502,284.60x = 753,548.40 × 147,310.20
  4. Step 4: Simplify right side
    502,284.60x = 111,005,365,513.68
  5. Step 5: Solve for x
    x = 111,005,365,513.68/502,284.60
  6. Step 6: Final answer
    x = 221,000.93

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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.