Home / 558,869.20-838,303.80-444,707.80

Finding the Fourth Proportional to 558,869.20, 838,303.80 and 444,707.80

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Solution

The fourth proportional to 558,869.20, 838,303.80 and 444,707.80 is: 667,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,869.20 : 838,303.80 = 444,707.80 : x
  2. Step 2: Convert to fraction form
    558,869.20/838,303.80 = 444,707.80/x
  3. Step 3: Cross multiply
    558,869.20x = 838,303.80 × 444,707.80
  4. Step 4: Simplify right side
    558,869.20x = 372,800,238,629.64
  5. Step 5: Solve for x
    x = 372,800,238,629.64/558,869.20
  6. Step 6: Final answer
    x = 667,061.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.