Home / 540,831.48-746,281.80-299,081.13

Finding the Fourth Proportional to 540,831.48, 746,281.80 and 299,081.13

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Solution

The fourth proportional to 540,831.48, 746,281.80 and 299,081.13 is: 412,695.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,831.48 : 746,281.80 = 299,081.13 : x
  2. Step 2: Convert to fraction form
    540,831.48/746,281.80 = 299,081.13/x
  3. Step 3: Cross multiply
    540,831.48x = 746,281.80 × 299,081.13
  4. Step 4: Simplify right side
    540,831.48x = 223,198,804,042.43
  5. Step 5: Solve for x
    x = 223,198,804,042.43/540,831.48
  6. Step 6: Final answer
    x = 412,695.66

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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.