Home / 372,235.24-513,730.23-219,265.52

Finding the Fourth Proportional to 372,235.24, 513,730.23 and 219,265.52

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Solution

The fourth proportional to 372,235.24, 513,730.23 and 219,265.52 is: 302,613.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,235.24 : 513,730.23 = 219,265.52 : x
  2. Step 2: Convert to fraction form
    372,235.24/513,730.23 = 219,265.52/x
  3. Step 3: Cross multiply
    372,235.24x = 513,730.23 × 219,265.52
  4. Step 4: Simplify right side
    372,235.24x = 112,643,327,305.00
  5. Step 5: Solve for x
    x = 112,643,327,305.00/372,235.24
  6. Step 6: Final answer
    x = 302,613.28

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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.