Home / 579,001.24-868,474.05-158,278.06

Finding the Fourth Proportional to 579,001.24, 868,474.05 and 158,278.06

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Solution

The fourth proportional to 579,001.24, 868,474.05 and 158,278.06 is: 237,409.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,001.24 : 868,474.05 = 158,278.06 : x
  2. Step 2: Convert to fraction form
    579,001.24/868,474.05 = 158,278.06/x
  3. Step 3: Cross multiply
    579,001.24x = 868,474.05 × 158,278.06
  4. Step 4: Simplify right side
    579,001.24x = 137,460,387,794.34
  5. Step 5: Solve for x
    x = 137,460,387,794.34/579,001.24
  6. Step 6: Final answer
    x = 237,409.49

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1.5x scale

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.