Home / 912,084.38-1,368,126.63-247,236.38

Finding the Fourth Proportional to 912,084.38, 1,368,126.63 and 247,236.38

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Solution

The fourth proportional to 912,084.38, 1,368,126.63 and 247,236.38 is: 370,854.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,084.38 : 1,368,126.63 = 247,236.38 : x
  2. Step 2: Convert to fraction form
    912,084.38/1,368,126.63 = 247,236.38/x
  3. Step 3: Cross multiply
    912,084.38x = 1,368,126.63 × 247,236.38
  4. Step 4: Simplify right side
    912,084.38x = 338,250,668,542.17
  5. Step 5: Solve for x
    x = 338,250,668,542.17/912,084.38
  6. Step 6: Final answer
    x = 370,854.58

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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.