Home / 625,056.08-862,576.56-338,577.30

Finding the Fourth Proportional to 625,056.08, 862,576.56 and 338,577.30

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Solution

The fourth proportional to 625,056.08, 862,576.56 and 338,577.30 is: 467,236.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,056.08 : 862,576.56 = 338,577.30 : x
  2. Step 2: Convert to fraction form
    625,056.08/862,576.56 = 338,577.30/x
  3. Step 3: Cross multiply
    625,056.08x = 862,576.56 × 338,577.30
  4. Step 4: Simplify right side
    625,056.08x = 292,048,842,728.09
  5. Step 5: Solve for x
    x = 292,048,842,728.09/625,056.08
  6. Step 6: Final answer
    x = 467,236.23

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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.