Home / 925,377.04-1,276,921.56-517,436.74

Finding the Fourth Proportional to 925,377.04, 1,276,921.56 and 517,436.74

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Solution

The fourth proportional to 925,377.04, 1,276,921.56 and 517,436.74 is: 714,007.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,377.04 : 1,276,921.56 = 517,436.74 : x
  2. Step 2: Convert to fraction form
    925,377.04/1,276,921.56 = 517,436.74/x
  3. Step 3: Cross multiply
    925,377.04x = 1,276,921.56 × 517,436.74
  4. Step 4: Simplify right side
    925,377.04x = 660,726,129,242.11
  5. Step 5: Solve for x
    x = 660,726,129,242.11/925,377.04
  6. Step 6: Final answer
    x = 714,007.48

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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.