Home / 292,935.60-439,549.20-115,448.40

Finding the Fourth Proportional to 292,935.60, 439,549.20 and 115,448.40

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Solution

The fourth proportional to 292,935.60, 439,549.20 and 115,448.40 is: 173,230.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,935.60 : 439,549.20 = 115,448.40 : x
  2. Step 2: Convert to fraction form
    292,935.60/439,549.20 = 115,448.40/x
  3. Step 3: Cross multiply
    292,935.60x = 439,549.20 × 115,448.40
  4. Step 4: Simplify right side
    292,935.60x = 50,745,251,861.28
  5. Step 5: Solve for x
    x = 50,745,251,861.28/292,935.60
  6. Step 6: Final answer
    x = 173,230.06

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1.5x scale

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.