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Finding the Fourth Proportional to 224,656.73, 310,031.51 and 122,682.89

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Solution

The fourth proportional to 224,656.73, 310,031.51 and 122,682.89 is: 169,305.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,656.73 : 310,031.51 = 122,682.89 : x
  2. Step 2: Convert to fraction form
    224,656.73/310,031.51 = 122,682.89/x
  3. Step 3: Cross multiply
    224,656.73x = 310,031.51 × 122,682.89
  4. Step 4: Simplify right side
    224,656.73x = 38,035,561,637.86
  5. Step 5: Solve for x
    x = 38,035,561,637.86/224,656.73
  6. Step 6: Final answer
    x = 169,305.24

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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.