Home / 906,549.20-1,359,909.24-266,853.36

Finding the Fourth Proportional to 906,549.20, 1,359,909.24 and 266,853.36

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Solution

The fourth proportional to 906,549.20, 1,359,909.24 and 266,853.36 is: 400,305.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,549.20 : 1,359,909.24 = 266,853.36 : x
  2. Step 2: Convert to fraction form
    906,549.20/1,359,909.24 = 266,853.36/x
  3. Step 3: Cross multiply
    906,549.20x = 1,359,909.24 × 266,853.36
  4. Step 4: Simplify right side
    906,549.20x = 362,896,349,989.05
  5. Step 5: Solve for x
    x = 362,896,349,989.05/906,549.20
  6. Step 6: Final answer
    x = 400,305.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.