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Finding the Fourth Proportional to 544,713.30, 816,085.80 and 465,981.30

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Solution

The fourth proportional to 544,713.30, 816,085.80 and 465,981.30 is: 698,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,713.30 : 816,085.80 = 465,981.30 : x
  2. Step 2: Convert to fraction form
    544,713.30/816,085.80 = 465,981.30/x
  3. Step 3: Cross multiply
    544,713.30x = 816,085.80 × 465,981.30
  4. Step 4: Simplify right side
    544,713.30x = 380,280,721,995.54
  5. Step 5: Solve for x
    x = 380,280,721,995.54/544,713.30
  6. Step 6: Final answer
    x = 698,130.05

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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.