Home / 747,064.42-1,030,997.57-424,804.50

Finding the Fourth Proportional to 747,064.42, 1,030,997.57 and 424,804.50

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Solution

The fourth proportional to 747,064.42, 1,030,997.57 and 424,804.50 is: 586,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,064.42 : 1,030,997.57 = 424,804.50 : x
  2. Step 2: Convert to fraction form
    747,064.42/1,030,997.57 = 424,804.50/x
  3. Step 3: Cross multiply
    747,064.42x = 1,030,997.57 × 424,804.50
  4. Step 4: Simplify right side
    747,064.42x = 437,972,405,101.04
  5. Step 5: Solve for x
    x = 437,972,405,101.04/747,064.42
  6. Step 6: Final answer
    x = 586,257.88

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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.