Home / 826,904.16-1,141,057.68-500,338.80

Finding the Fourth Proportional to 826,904.16, 1,141,057.68 and 500,338.80

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Solution

The fourth proportional to 826,904.16, 1,141,057.68 and 500,338.80 is: 690,425.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,904.16 : 1,141,057.68 = 500,338.80 : x
  2. Step 2: Convert to fraction form
    826,904.16/1,141,057.68 = 500,338.80/x
  3. Step 3: Cross multiply
    826,904.16x = 1,141,057.68 × 500,338.80
  4. Step 4: Simplify right side
    826,904.16x = 570,915,430,341.98
  5. Step 5: Solve for x
    x = 570,915,430,341.98/826,904.16
  6. Step 6: Final answer
    x = 690,425.15

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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.