Home / 338,921.74-467,748.86-216,526.04

Finding the Fourth Proportional to 338,921.74, 467,748.86 and 216,526.04

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Solution

The fourth proportional to 338,921.74, 467,748.86 and 216,526.04 is: 298,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,921.74 : 467,748.86 = 216,526.04 : x
  2. Step 2: Convert to fraction form
    338,921.74/467,748.86 = 216,526.04/x
  3. Step 3: Cross multiply
    338,921.74x = 467,748.86 × 216,526.04
  4. Step 4: Simplify right side
    338,921.74x = 101,279,808,370.31
  5. Step 5: Solve for x
    x = 101,279,808,370.31/338,921.74
  6. Step 6: Final answer
    x = 298,829.48

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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.