Home / 939,151.29-1,296,028.98-531,244.47

Finding the Fourth Proportional to 939,151.29, 1,296,028.98 and 531,244.47

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Solution

The fourth proportional to 939,151.29, 1,296,028.98 and 531,244.47 is: 733,117.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,151.29 : 1,296,028.98 = 531,244.47 : x
  2. Step 2: Convert to fraction form
    939,151.29/1,296,028.98 = 531,244.47/x
  3. Step 3: Cross multiply
    939,151.29x = 1,296,028.98 × 531,244.47
  4. Step 4: Simplify right side
    939,151.29x = 688,508,228,584.74
  5. Step 5: Solve for x
    x = 688,508,228,584.74/939,151.29
  6. Step 6: Final answer
    x = 733,117.48

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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.