Home / 862,598.30-1,293,897.29-231,512.12

Finding the Fourth Proportional to 862,598.30, 1,293,897.29 and 231,512.12

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Solution

The fourth proportional to 862,598.30, 1,293,897.29 and 231,512.12 is: 347,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,598.30 : 1,293,897.29 = 231,512.12 : x
  2. Step 2: Convert to fraction form
    862,598.30/1,293,897.29 = 231,512.12/x
  3. Step 3: Cross multiply
    862,598.30x = 1,293,897.29 × 231,512.12
  4. Step 4: Simplify right side
    862,598.30x = 299,552,897,043.11
  5. Step 5: Solve for x
    x = 299,552,897,043.11/862,598.30
  6. Step 6: Final answer
    x = 347,268.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.