Home / 767,264.80-1,151,242.80-367,751.20

Finding the Fourth Proportional to 767,264.80, 1,151,242.80 and 367,751.20

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Solution

The fourth proportional to 767,264.80, 1,151,242.80 and 367,751.20 is: 551,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,264.80 : 1,151,242.80 = 367,751.20 : x
  2. Step 2: Convert to fraction form
    767,264.80/1,151,242.80 = 367,751.20/x
  3. Step 3: Cross multiply
    767,264.80x = 1,151,242.80 × 367,751.20
  4. Step 4: Simplify right side
    767,264.80x = 423,370,921,191.36
  5. Step 5: Solve for x
    x = 423,370,921,191.36/767,264.80
  6. Step 6: Final answer
    x = 551,792.45

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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.