Home / 976,005.20-1,464,007.80-503,613.20

Finding the Fourth Proportional to 976,005.20, 1,464,007.80 and 503,613.20

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Solution

The fourth proportional to 976,005.20, 1,464,007.80 and 503,613.20 is: 755,419.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,005.20 : 1,464,007.80 = 503,613.20 : x
  2. Step 2: Convert to fraction form
    976,005.20/1,464,007.80 = 503,613.20/x
  3. Step 3: Cross multiply
    976,005.20x = 1,464,007.80 × 503,613.20
  4. Step 4: Simplify right side
    976,005.20x = 737,293,652,982.96
  5. Step 5: Solve for x
    x = 737,293,652,982.96/976,005.20
  6. Step 6: Final answer
    x = 755,419.80

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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.