Home / 480,366.68-720,550.02-125,377.60

Finding the Fourth Proportional to 480,366.68, 720,550.02 and 125,377.60

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Solution

The fourth proportional to 480,366.68, 720,550.02 and 125,377.60 is: 188,066.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,366.68 : 720,550.02 = 125,377.60 : x
  2. Step 2: Convert to fraction form
    480,366.68/720,550.02 = 125,377.60/x
  3. Step 3: Cross multiply
    480,366.68x = 720,550.02 × 125,377.60
  4. Step 4: Simplify right side
    480,366.68x = 90,340,832,187.55
  5. Step 5: Solve for x
    x = 90,340,832,187.55/480,366.68
  6. Step 6: Final answer
    x = 188,066.40

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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.