Home / 740,432.80-1,039,755.20-740,432.80

Finding the Fourth Proportional to 740,432.80, 1,039,755.20 and 740,432.80

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Solution

The fourth proportional to 740,432.80, 1,039,755.20 and 740,432.80 is: 1,039,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,432.80 : 1,039,755.20 = 740,432.80 : x
  2. Step 2: Convert to fraction form
    740,432.80/1,039,755.20 = 740,432.80/x
  3. Step 3: Cross multiply
    740,432.80x = 1,039,755.20 × 740,432.80
  4. Step 4: Simplify right side
    740,432.80x = 769,868,854,050.56
  5. Step 5: Solve for x
    x = 769,868,854,050.56/740,432.80
  6. Step 6: Final answer
    x = 1,039,755.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.