Home / 844,322.28-1,165,174.13-457,146.28

Finding the Fourth Proportional to 844,322.28, 1,165,174.13 and 457,146.28

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Solution

The fourth proportional to 844,322.28, 1,165,174.13 and 457,146.28 is: 630,866.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,322.28 : 1,165,174.13 = 457,146.28 : x
  2. Step 2: Convert to fraction form
    844,322.28/1,165,174.13 = 457,146.28/x
  3. Step 3: Cross multiply
    844,322.28x = 1,165,174.13 × 457,146.28
  4. Step 4: Simplify right side
    844,322.28x = 532,655,017,311.67
  5. Step 5: Solve for x
    x = 532,655,017,311.67/844,322.28
  6. Step 6: Final answer
    x = 630,866.94

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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.