Home / 265,265.49-397,902.36-147,684.18

Finding the Fourth Proportional to 265,265.49, 397,902.36 and 147,684.18

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Solution

The fourth proportional to 265,265.49, 397,902.36 and 147,684.18 is: 221,528.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,265.49 : 397,902.36 = 147,684.18 : x
  2. Step 2: Convert to fraction form
    265,265.49/397,902.36 = 147,684.18/x
  3. Step 3: Cross multiply
    265,265.49x = 397,902.36 × 147,684.18
  4. Step 4: Simplify right side
    265,265.49x = 58,763,883,756.66
  5. Step 5: Solve for x
    x = 58,763,883,756.66/265,265.49
  6. Step 6: Final answer
    x = 221,528.57

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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.