Home / 908,080.34-1,253,159.52-500,183.92

Finding the Fourth Proportional to 908,080.34, 1,253,159.52 and 500,183.92

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Solution

The fourth proportional to 908,080.34, 1,253,159.52 and 500,183.92 is: 690,258.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,080.34 : 1,253,159.52 = 500,183.92 : x
  2. Step 2: Convert to fraction form
    908,080.34/1,253,159.52 = 500,183.92/x
  3. Step 3: Cross multiply
    908,080.34x = 1,253,159.52 × 500,183.92
  4. Step 4: Simplify right side
    908,080.34x = 626,810,234,833.12
  5. Step 5: Solve for x
    x = 626,810,234,833.12/908,080.34
  6. Step 6: Final answer
    x = 690,258.57

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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.