Home / 862,624.34-1,190,426.31-500,263.04

Finding the Fourth Proportional to 862,624.34, 1,190,426.31 and 500,263.04

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Solution

The fourth proportional to 862,624.34, 1,190,426.31 and 500,263.04 is: 690,365.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,624.34 : 1,190,426.31 = 500,263.04 : x
  2. Step 2: Convert to fraction form
    862,624.34/1,190,426.31 = 500,263.04/x
  3. Step 3: Cross multiply
    862,624.34x = 1,190,426.31 × 500,263.04
  4. Step 4: Simplify right side
    862,624.34x = 595,526,278,784.45
  5. Step 5: Solve for x
    x = 595,526,278,784.45/862,624.34
  6. Step 6: Final answer
    x = 690,365.73

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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.