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Finding the Fourth Proportional to 866,606.55, 1,195,881.08 and 504,031.11

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Solution

The fourth proportional to 866,606.55, 1,195,881.08 and 504,031.11 is: 695,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,606.55 : 1,195,881.08 = 504,031.11 : x
  2. Step 2: Convert to fraction form
    866,606.55/1,195,881.08 = 504,031.11/x
  3. Step 3: Cross multiply
    866,606.55x = 1,195,881.08 × 504,031.11
  4. Step 4: Simplify right side
    866,606.55x = 602,761,265,660.24
  5. Step 5: Solve for x
    x = 602,761,265,660.24/866,606.55
  6. Step 6: Final answer
    x = 695,542.01

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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.