Home / 925,474.30-1,277,219.55-517,614.10

Finding the Fourth Proportional to 925,474.30, 1,277,219.55 and 517,614.10

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Solution

The fourth proportional to 925,474.30, 1,277,219.55 and 517,614.10 is: 714,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,474.30 : 1,277,219.55 = 517,614.10 : x
  2. Step 2: Convert to fraction form
    925,474.30/1,277,219.55 = 517,614.10/x
  3. Step 3: Cross multiply
    925,474.30x = 1,277,219.55 × 517,614.10
  4. Step 4: Simplify right side
    925,474.30x = 661,106,847,875.66
  5. Step 5: Solve for x
    x = 661,106,847,875.66/925,474.30
  6. Step 6: Final answer
    x = 714,343.82

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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.