Home / 624,899.96-862,360.56-338,419.16

Finding the Fourth Proportional to 624,899.96, 862,360.56 and 338,419.16

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Solution

The fourth proportional to 624,899.96, 862,360.56 and 338,419.16 is: 467,017.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,899.96 : 862,360.56 = 338,419.16 : x
  2. Step 2: Convert to fraction form
    624,899.96/862,360.56 = 338,419.16/x
  3. Step 3: Cross multiply
    624,899.96x = 862,360.56 × 338,419.16
  4. Step 4: Simplify right side
    624,899.96x = 291,839,336,332.33
  5. Step 5: Solve for x
    x = 291,839,336,332.33/624,899.96
  6. Step 6: Final answer
    x = 467,017.69

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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.