Home / 865,943.86-1,195,061.04-503,366.60

Finding the Fourth Proportional to 865,943.86, 1,195,061.04 and 503,366.60

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Solution

The fourth proportional to 865,943.86, 1,195,061.04 and 503,366.60 is: 694,679.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,943.86 : 1,195,061.04 = 503,366.60 : x
  2. Step 2: Convert to fraction form
    865,943.86/1,195,061.04 = 503,366.60/x
  3. Step 3: Cross multiply
    865,943.86x = 1,195,061.04 × 503,366.60
  4. Step 4: Simplify right side
    865,943.86x = 601,553,812,497.26
  5. Step 5: Solve for x
    x = 601,553,812,497.26/865,943.86
  6. Step 6: Final answer
    x = 694,679.92

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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.