Home / 440,506.15-608,191.03-338,348.95

Finding the Fourth Proportional to 440,506.15, 608,191.03 and 338,348.95

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Solution

The fourth proportional to 440,506.15, 608,191.03 and 338,348.95 is: 467,146.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,506.15 : 608,191.03 = 338,348.95 : x
  2. Step 2: Convert to fraction form
    440,506.15/608,191.03 = 338,348.95/x
  3. Step 3: Cross multiply
    440,506.15x = 608,191.03 × 338,348.95
  4. Step 4: Simplify right side
    440,506.15x = 205,780,795,302.38
  5. Step 5: Solve for x
    x = 205,780,795,302.38/440,506.15
  6. Step 6: Final answer
    x = 467,146.25

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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.