Home / 518,195.04-777,292.54-202,430.52

Finding the Fourth Proportional to 518,195.04, 777,292.54 and 202,430.52

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Solution

The fourth proportional to 518,195.04, 777,292.54 and 202,430.52 is: 303,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,195.04 : 777,292.54 = 202,430.52 : x
  2. Step 2: Convert to fraction form
    518,195.04/777,292.54 = 202,430.52/x
  3. Step 3: Cross multiply
    518,195.04x = 777,292.54 × 202,430.52
  4. Step 4: Simplify right side
    518,195.04x = 157,347,733,064.32
  5. Step 5: Solve for x
    x = 157,347,733,064.32/518,195.04
  6. Step 6: Final answer
    x = 303,645.77

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Similar ratio
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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.