Home / 461,730.20-692,595.30-146,211.80

Finding the Fourth Proportional to 461,730.20, 692,595.30 and 146,211.80

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Solution

The fourth proportional to 461,730.20, 692,595.30 and 146,211.80 is: 219,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,730.20 : 692,595.30 = 146,211.80 : x
  2. Step 2: Convert to fraction form
    461,730.20/692,595.30 = 146,211.80/x
  3. Step 3: Cross multiply
    461,730.20x = 692,595.30 × 146,211.80
  4. Step 4: Simplify right side
    461,730.20x = 101,265,605,484.54
  5. Step 5: Solve for x
    x = 101,265,605,484.54/461,730.20
  6. Step 6: Final answer
    x = 219,317.70

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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.