Home / 858,934.40-1,185,331.59-476,961.14

Finding the Fourth Proportional to 858,934.40, 1,185,331.59 and 476,961.14

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Solution

The fourth proportional to 858,934.40, 1,185,331.59 and 476,961.14 is: 658,207.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,934.40 : 1,185,331.59 = 476,961.14 : x
  2. Step 2: Convert to fraction form
    858,934.40/1,185,331.59 = 476,961.14/x
  3. Step 3: Cross multiply
    858,934.40x = 1,185,331.59 × 476,961.14
  4. Step 4: Simplify right side
    858,934.40x = 565,357,109,407.74
  5. Step 5: Solve for x
    x = 565,357,109,407.74/858,934.40
  6. Step 6: Final answer
    x = 658,207.56

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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.