Home / 969,430.87-1,337,619.18-587,235.61

Finding the Fourth Proportional to 969,430.87, 1,337,619.18 and 587,235.61

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Solution

The fourth proportional to 969,430.87, 1,337,619.18 and 587,235.61 is: 810,266.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,430.87 : 1,337,619.18 = 587,235.61 : x
  2. Step 2: Convert to fraction form
    969,430.87/1,337,619.18 = 587,235.61/x
  3. Step 3: Cross multiply
    969,430.87x = 1,337,619.18 × 587,235.61
  4. Step 4: Simplify right side
    969,430.87x = 785,497,615,115.00
  5. Step 5: Solve for x
    x = 785,497,615,115.00/969,430.87
  6. Step 6: Final answer
    x = 810,266.77

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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.