Home / 787,637.60-1,180,095.60-366,048.80

Finding the Fourth Proportional to 787,637.60, 1,180,095.60 and 366,048.80

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Solution

The fourth proportional to 787,637.60, 1,180,095.60 and 366,048.80 is: 548,440.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,637.60 : 1,180,095.60 = 366,048.80 : x
  2. Step 2: Convert to fraction form
    787,637.60/1,180,095.60 = 366,048.80/x
  3. Step 3: Cross multiply
    787,637.60x = 1,180,095.60 × 366,048.80
  4. Step 4: Simplify right side
    787,637.60x = 431,972,578,265.28
  5. Step 5: Solve for x
    x = 431,972,578,265.28/787,637.60
  6. Step 6: Final answer
    x = 548,440.78

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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.