Home / 615,968.28-849,976.20-344,014.56

Finding the Fourth Proportional to 615,968.28, 849,976.20 and 344,014.56

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Solution

The fourth proportional to 615,968.28, 849,976.20 and 344,014.56 is: 474,706.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,968.28 : 849,976.20 = 344,014.56 : x
  2. Step 2: Convert to fraction form
    615,968.28/849,976.20 = 344,014.56/x
  3. Step 3: Cross multiply
    615,968.28x = 849,976.20 × 344,014.56
  4. Step 4: Simplify right side
    615,968.28x = 292,404,188,453.47
  5. Step 5: Solve for x
    x = 292,404,188,453.47/615,968.28
  6. Step 6: Final answer
    x = 474,706.57

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1.5x scale

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.