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Finding the Fourth Proportional to 668,244.48, 1,002,263.04 and 194,880.48

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Solution

The fourth proportional to 668,244.48, 1,002,263.04 and 194,880.48 is: 292,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,244.48 : 1,002,263.04 = 194,880.48 : x
  2. Step 2: Convert to fraction form
    668,244.48/1,002,263.04 = 194,880.48/x
  3. Step 3: Cross multiply
    668,244.48x = 1,002,263.04 × 194,880.48
  4. Step 4: Simplify right side
    668,244.48x = 195,321,502,321.46
  5. Step 5: Solve for x
    x = 195,321,502,321.46/668,244.48
  6. Step 6: Final answer
    x = 292,290.48

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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.