Home / 318,326.83-439,291.25-175,097.77

Finding the Fourth Proportional to 318,326.83, 439,291.25 and 175,097.77

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Solution

The fourth proportional to 318,326.83, 439,291.25 and 175,097.77 is: 241,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,326.83 : 439,291.25 = 175,097.77 : x
  2. Step 2: Convert to fraction form
    318,326.83/439,291.25 = 175,097.77/x
  3. Step 3: Cross multiply
    318,326.83x = 439,291.25 × 175,097.77
  4. Step 4: Simplify right side
    318,326.83x = 76,918,916,938.41
  5. Step 5: Solve for x
    x = 76,918,916,938.41/318,326.83
  6. Step 6: Final answer
    x = 241,635.04

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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.