Home / 865,850.06-1,194,769.60-478,613.17

Finding the Fourth Proportional to 865,850.06, 1,194,769.60 and 478,613.17

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Solution

The fourth proportional to 865,850.06, 1,194,769.60 and 478,613.17 is: 660,428.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,850.06 : 1,194,769.60 = 478,613.17 : x
  2. Step 2: Convert to fraction form
    865,850.06/1,194,769.60 = 478,613.17/x
  3. Step 3: Cross multiply
    865,850.06x = 1,194,769.60 × 478,613.17
  4. Step 4: Simplify right side
    865,850.06x = 571,832,465,675.63
  5. Step 5: Solve for x
    x = 571,832,465,675.63/865,850.06
  6. Step 6: Final answer
    x = 660,428.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.