Home / 908,053.32-1,253,122.02-500,156.64

Finding the Fourth Proportional to 908,053.32, 1,253,122.02 and 500,156.64

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Solution

The fourth proportional to 908,053.32, 1,253,122.02 and 500,156.64 is: 690,220.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,053.32 : 1,253,122.02 = 500,156.64 : x
  2. Step 2: Convert to fraction form
    908,053.32/1,253,122.02 = 500,156.64/x
  3. Step 3: Cross multiply
    908,053.32x = 1,253,122.02 × 500,156.64
  4. Step 4: Simplify right side
    908,053.32x = 626,757,299,033.21
  5. Step 5: Solve for x
    x = 626,757,299,033.21/908,053.32
  6. Step 6: Final answer
    x = 690,220.81

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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.