Home / 560,092.26-772,973.55-318,450.90

Finding the Fourth Proportional to 560,092.26, 772,973.55 and 318,450.90

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Solution

The fourth proportional to 560,092.26, 772,973.55 and 318,450.90 is: 439,488.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,092.26 : 772,973.55 = 318,450.90 : x
  2. Step 2: Convert to fraction form
    560,092.26/772,973.55 = 318,450.90/x
  3. Step 3: Cross multiply
    560,092.26x = 772,973.55 × 318,450.90
  4. Step 4: Simplify right side
    560,092.26x = 246,154,122,673.70
  5. Step 5: Solve for x
    x = 246,154,122,673.70/560,092.26
  6. Step 6: Final answer
    x = 439,488.53

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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.