Home / 501,695.20-752,657.69-217,433.49

Finding the Fourth Proportional to 501,695.20, 752,657.69 and 217,433.49

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Solution

The fourth proportional to 501,695.20, 752,657.69 and 217,433.49 is: 326,200.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,695.20 : 752,657.69 = 217,433.49 : x
  2. Step 2: Convert to fraction form
    501,695.20/752,657.69 = 217,433.49/x
  3. Step 3: Cross multiply
    501,695.20x = 752,657.69 × 217,433.49
  4. Step 4: Simplify right side
    501,695.20x = 163,652,988,312.04
  5. Step 5: Solve for x
    x = 163,652,988,312.04/501,695.20
  6. Step 6: Final answer
    x = 326,200.03

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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.