Home / 1,037,812.30-1,557,010.05-505,350.70

Finding the Fourth Proportional to 1,037,812.30, 1,557,010.05 and 505,350.70

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Solution

The fourth proportional to 1,037,812.30, 1,557,010.05 and 505,350.70 is: 758,168.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,812.30 : 1,557,010.05 = 505,350.70 : x
  2. Step 2: Convert to fraction form
    1,037,812.30/1,557,010.05 = 505,350.70/x
  3. Step 3: Cross multiply
    1,037,812.30x = 1,557,010.05 × 505,350.70
  4. Step 4: Simplify right side
    1,037,812.30x = 786,836,118,674.54
  5. Step 5: Solve for x
    x = 786,836,118,674.54/1,037,812.30
  6. Step 6: Final answer
    x = 758,168.04

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Double scale
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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.