Home / 932,723.61-1,399,085.42-258,805.04

Finding the Fourth Proportional to 932,723.61, 1,399,085.42 and 258,805.04

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Solution

The fourth proportional to 932,723.61, 1,399,085.42 and 258,805.04 is: 388,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,723.61 : 1,399,085.42 = 258,805.04 : x
  2. Step 2: Convert to fraction form
    932,723.61/1,399,085.42 = 258,805.04/x
  3. Step 3: Cross multiply
    932,723.61x = 1,399,085.42 × 258,805.04
  4. Step 4: Simplify right side
    932,723.61x = 362,090,349,797.07
  5. Step 5: Solve for x
    x = 362,090,349,797.07/932,723.61
  6. Step 6: Final answer
    x = 388,207.55

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Similar ratio
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1.5x scale

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.