Home / 865,859.13-1,194,112.04-543,599.28

Finding the Fourth Proportional to 865,859.13, 1,194,112.04 and 543,599.28

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Solution

The fourth proportional to 865,859.13, 1,194,112.04 and 543,599.28 is: 749,681.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,859.13 : 1,194,112.04 = 543,599.28 : x
  2. Step 2: Convert to fraction form
    865,859.13/1,194,112.04 = 543,599.28/x
  3. Step 3: Cross multiply
    865,859.13x = 1,194,112.04 × 543,599.28
  4. Step 4: Simplify right side
    865,859.13x = 649,118,442,465.34
  5. Step 5: Solve for x
    x = 649,118,442,465.34/865,859.13
  6. Step 6: Final answer
    x = 749,681.35

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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.