Home / 908,133.39-1,253,224.22-526,381.65

Finding the Fourth Proportional to 908,133.39, 1,253,224.22 and 526,381.65

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Solution

The fourth proportional to 908,133.39, 1,253,224.22 and 526,381.65 is: 726,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,133.39 : 1,253,224.22 = 526,381.65 : x
  2. Step 2: Convert to fraction form
    908,133.39/1,253,224.22 = 526,381.65/x
  3. Step 3: Cross multiply
    908,133.39x = 1,253,224.22 × 526,381.65
  4. Step 4: Simplify right side
    908,133.39x = 659,674,230,111.66
  5. Step 5: Solve for x
    x = 659,674,230,111.66/908,133.39
  6. Step 6: Final answer
    x = 726,406.76

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Double scale
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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.