Home / 873,658.02-1,206,020.07-587,344.17

Finding the Fourth Proportional to 873,658.02, 1,206,020.07 and 587,344.17

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Solution

The fourth proportional to 873,658.02, 1,206,020.07 and 587,344.17 is: 810,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,658.02 : 1,206,020.07 = 587,344.17 : x
  2. Step 2: Convert to fraction form
    873,658.02/1,206,020.07 = 587,344.17/x
  3. Step 3: Cross multiply
    873,658.02x = 1,206,020.07 × 587,344.17
  4. Step 4: Simplify right side
    873,658.02x = 708,348,857,017.49
  5. Step 5: Solve for x
    x = 708,348,857,017.49/873,658.02
  6. Step 6: Final answer
    x = 810,785.04

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Double scale
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Similar ratio
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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.