Home / 768,331.42-1,060,269.51-424,159.96

Finding the Fourth Proportional to 768,331.42, 1,060,269.51 and 424,159.96

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Solution

The fourth proportional to 768,331.42, 1,060,269.51 and 424,159.96 is: 585,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,331.42 : 1,060,269.51 = 424,159.96 : x
  2. Step 2: Convert to fraction form
    768,331.42/1,060,269.51 = 424,159.96/x
  3. Step 3: Cross multiply
    768,331.42x = 1,060,269.51 × 424,159.96
  4. Step 4: Simplify right side
    768,331.42x = 449,723,872,950.82
  5. Step 5: Solve for x
    x = 449,723,872,950.82/768,331.42
  6. Step 6: Final answer
    x = 585,325.37

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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.