Home / 334,111.20-499,708.80-298,827.60

Finding the Fourth Proportional to 334,111.20, 499,708.80 and 298,827.60

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Solution

The fourth proportional to 334,111.20, 499,708.80 and 298,827.60 is: 446,937.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,111.20 : 499,708.80 = 298,827.60 : x
  2. Step 2: Convert to fraction form
    334,111.20/499,708.80 = 298,827.60/x
  3. Step 3: Cross multiply
    334,111.20x = 499,708.80 × 298,827.60
  4. Step 4: Simplify right side
    334,111.20x = 149,326,781,402.88
  5. Step 5: Solve for x
    x = 149,326,781,402.88/334,111.20
  6. Step 6: Final answer
    x = 446,937.37

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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.