Home / 894,884.08-1,234,945.28-486,989.16

Finding the Fourth Proportional to 894,884.08, 1,234,945.28 and 486,989.16

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Solution

The fourth proportional to 894,884.08, 1,234,945.28 and 486,989.16 is: 672,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,884.08 : 1,234,945.28 = 486,989.16 : x
  2. Step 2: Convert to fraction form
    894,884.08/1,234,945.28 = 486,989.16/x
  3. Step 3: Cross multiply
    894,884.08x = 1,234,945.28 × 486,989.16
  4. Step 4: Simplify right side
    894,884.08x = 601,404,964,553.17
  5. Step 5: Solve for x
    x = 601,404,964,553.17/894,884.08
  6. Step 6: Final answer
    x = 672,047.90

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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.