Home / 615,892.68-849,923.55-343,965.42

Finding the Fourth Proportional to 615,892.68, 849,923.55 and 343,965.42

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Solution

The fourth proportional to 615,892.68, 849,923.55 and 343,965.42 is: 474,667.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,892.68 : 849,923.55 = 343,965.42 : x
  2. Step 2: Convert to fraction form
    615,892.68/849,923.55 = 343,965.42/x
  3. Step 3: Cross multiply
    615,892.68x = 849,923.55 × 343,965.42
  4. Step 4: Simplify right side
    615,892.68x = 292,344,310,843.64
  5. Step 5: Solve for x
    x = 292,344,310,843.64/615,892.68
  6. Step 6: Final answer
    x = 474,667.62

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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.