Home / 883,098.10-1,218,865.29-538,860.27

Finding the Fourth Proportional to 883,098.10, 1,218,865.29 and 538,860.27

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Solution

The fourth proportional to 883,098.10, 1,218,865.29 and 538,860.27 is: 743,743.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,098.10 : 1,218,865.29 = 538,860.27 : x
  2. Step 2: Convert to fraction form
    883,098.10/1,218,865.29 = 538,860.27/x
  3. Step 3: Cross multiply
    883,098.10x = 1,218,865.29 × 538,860.27
  4. Step 4: Simplify right side
    883,098.10x = 656,798,079,263.03
  5. Step 5: Solve for x
    x = 656,798,079,263.03/883,098.10
  6. Step 6: Final answer
    x = 743,743.06

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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.