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Finding the Fourth Proportional to 292,031.60, 403,002.81 and 162,968.69

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Solution

The fourth proportional to 292,031.60, 403,002.81 and 162,968.69 is: 224,896.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,031.60 : 403,002.81 = 162,968.69 : x
  2. Step 2: Convert to fraction form
    292,031.60/403,002.81 = 162,968.69/x
  3. Step 3: Cross multiply
    292,031.60x = 403,002.81 × 162,968.69
  4. Step 4: Simplify right side
    292,031.60x = 65,676,840,012.02
  5. Step 5: Solve for x
    x = 65,676,840,012.02/292,031.60
  6. Step 6: Final answer
    x = 224,896.35

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1.5x scale

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.