Home / 761,660.20-1,049,324.54-531,853.48

Finding the Fourth Proportional to 761,660.20, 1,049,324.54 and 531,853.48

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Solution

The fourth proportional to 761,660.20, 1,049,324.54 and 531,853.48 is: 732,724.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,660.20 : 1,049,324.54 = 531,853.48 : x
  2. Step 2: Convert to fraction form
    761,660.20/1,049,324.54 = 531,853.48/x
  3. Step 3: Cross multiply
    761,660.20x = 1,049,324.54 × 531,853.48
  4. Step 4: Simplify right side
    761,660.20x = 558,086,908,248.40
  5. Step 5: Solve for x
    x = 558,086,908,248.40/761,660.20
  6. Step 6: Final answer
    x = 732,724.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.