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Finding the Fourth Proportional to 662,758.03, 914,606.10 and 360,952.03

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Solution

The fourth proportional to 662,758.03, 914,606.10 and 360,952.03 is: 498,113.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,758.03 : 914,606.10 = 360,952.03 : x
  2. Step 2: Convert to fraction form
    662,758.03/914,606.10 = 360,952.03/x
  3. Step 3: Cross multiply
    662,758.03x = 914,606.10 × 360,952.03
  4. Step 4: Simplify right side
    662,758.03x = 330,128,929,588.64
  5. Step 5: Solve for x
    x = 330,128,929,588.64/662,758.03
  6. Step 6: Final answer
    x = 498,113.81

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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.