Home / 361,066.19-498,279.15-197,729.63

Finding the Fourth Proportional to 361,066.19, 498,279.15 and 197,729.63

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Solution

The fourth proportional to 361,066.19, 498,279.15 and 197,729.63 is: 272,871.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,066.19 : 498,279.15 = 197,729.63 : x
  2. Step 2: Convert to fraction form
    361,066.19/498,279.15 = 197,729.63/x
  3. Step 3: Cross multiply
    361,066.19x = 498,279.15 × 197,729.63
  4. Step 4: Simplify right side
    361,066.19x = 98,524,549,474.82
  5. Step 5: Solve for x
    x = 98,524,549,474.82/361,066.19
  6. Step 6: Final answer
    x = 272,871.16

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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.