Home / 925,016.24-1,276,531.88-517,140.74

Finding the Fourth Proportional to 925,016.24, 1,276,531.88 and 517,140.74

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Solution

The fourth proportional to 925,016.24, 1,276,531.88 and 517,140.74 is: 713,659.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,016.24 : 1,276,531.88 = 517,140.74 : x
  2. Step 2: Convert to fraction form
    925,016.24/1,276,531.88 = 517,140.74/x
  3. Step 3: Cross multiply
    925,016.24x = 1,276,531.88 × 517,140.74
  4. Step 4: Simplify right side
    925,016.24x = 660,146,632,088.43
  5. Step 5: Solve for x
    x = 660,146,632,088.43/925,016.24
  6. Step 6: Final answer
    x = 713,659.51

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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.