Home / 908,113.04-1,253,149.67-500,206.10

Finding the Fourth Proportional to 908,113.04, 1,253,149.67 and 500,206.10

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Solution

The fourth proportional to 908,113.04, 1,253,149.67 and 500,206.10 is: 690,258.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,113.04 : 1,253,149.67 = 500,206.10 : x
  2. Step 2: Convert to fraction form
    908,113.04/1,253,149.67 = 500,206.10/x
  3. Step 3: Cross multiply
    908,113.04x = 1,253,149.67 × 500,206.10
  4. Step 4: Simplify right side
    908,113.04x = 626,833,100,380.21
  5. Step 5: Solve for x
    x = 626,833,100,380.21/908,113.04
  6. Step 6: Final answer
    x = 690,258.90

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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.