Home / 968,950.94-1,337,142.53-539,223.80

Finding the Fourth Proportional to 968,950.94, 1,337,142.53 and 539,223.80

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Solution

The fourth proportional to 968,950.94, 1,337,142.53 and 539,223.80 is: 744,123.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,950.94 : 1,337,142.53 = 539,223.80 : x
  2. Step 2: Convert to fraction form
    968,950.94/1,337,142.53 = 539,223.80/x
  3. Step 3: Cross multiply
    968,950.94x = 1,337,142.53 × 539,223.80
  4. Step 4: Simplify right side
    968,950.94x = 721,019,070,830.56
  5. Step 5: Solve for x
    x = 721,019,070,830.56/968,950.94
  6. Step 6: Final answer
    x = 744,123.41

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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.