Home / 698,818.50-1,048,251.05-193,337.15

Finding the Fourth Proportional to 698,818.50, 1,048,251.05 and 193,337.15

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Solution

The fourth proportional to 698,818.50, 1,048,251.05 and 193,337.15 is: 290,012.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,818.50 : 1,048,251.05 = 193,337.15 : x
  2. Step 2: Convert to fraction form
    698,818.50/1,048,251.05 = 193,337.15/x
  3. Step 3: Cross multiply
    698,818.50x = 1,048,251.05 × 193,337.15
  4. Step 4: Simplify right side
    698,818.50x = 202,665,864,283.57
  5. Step 5: Solve for x
    x = 202,665,864,283.57/698,818.50
  6. Step 6: Final answer
    x = 290,012.16

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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.