Home / 746,722.98-1,030,437.18-424,388.34

Finding the Fourth Proportional to 746,722.98, 1,030,437.18 and 424,388.34

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Solution

The fourth proportional to 746,722.98, 1,030,437.18 and 424,388.34 is: 585,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,722.98 : 1,030,437.18 = 424,388.34 : x
  2. Step 2: Convert to fraction form
    746,722.98/1,030,437.18 = 424,388.34/x
  3. Step 3: Cross multiply
    746,722.98x = 1,030,437.18 × 424,388.34
  4. Step 4: Simplify right side
    746,722.98x = 437,305,524,294.48
  5. Step 5: Solve for x
    x = 437,305,524,294.48/746,722.98
  6. Step 6: Final answer
    x = 585,632.87

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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.