Home / 599,972.28-827,970.60-406,439.19

Finding the Fourth Proportional to 599,972.28, 827,970.60 and 406,439.19

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Solution

The fourth proportional to 599,972.28, 827,970.60 and 406,439.19 is: 560,892.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,972.28 : 827,970.60 = 406,439.19 : x
  2. Step 2: Convert to fraction form
    599,972.28/827,970.60 = 406,439.19/x
  3. Step 3: Cross multiply
    599,972.28x = 827,970.60 × 406,439.19
  4. Step 4: Simplify right side
    599,972.28x = 336,519,700,007.81
  5. Step 5: Solve for x
    x = 336,519,700,007.81/599,972.28
  6. Step 6: Final answer
    x = 560,892.08

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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.