Home / 337,263.40-505,895.10-87,945.40

Finding the Fourth Proportional to 337,263.40, 505,895.10 and 87,945.40

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Solution

The fourth proportional to 337,263.40, 505,895.10 and 87,945.40 is: 131,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,263.40 : 505,895.10 = 87,945.40 : x
  2. Step 2: Convert to fraction form
    337,263.40/505,895.10 = 87,945.40/x
  3. Step 3: Cross multiply
    337,263.40x = 505,895.10 × 87,945.40
  4. Step 4: Simplify right side
    337,263.40x = 44,491,146,927.54
  5. Step 5: Solve for x
    x = 44,491,146,927.54/337,263.40
  6. Step 6: Final answer
    x = 131,918.10

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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.