Home / 976,030.80-1,464,046.20-344,965.20

Finding the Fourth Proportional to 976,030.80, 1,464,046.20 and 344,965.20

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Solution

The fourth proportional to 976,030.80, 1,464,046.20 and 344,965.20 is: 517,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,030.80 : 1,464,046.20 = 344,965.20 : x
  2. Step 2: Convert to fraction form
    976,030.80/1,464,046.20 = 344,965.20/x
  3. Step 3: Cross multiply
    976,030.80x = 1,464,046.20 × 344,965.20
  4. Step 4: Simplify right side
    976,030.80x = 505,044,990,192.24
  5. Step 5: Solve for x
    x = 505,044,990,192.24/976,030.80
  6. Step 6: Final answer
    x = 517,447.80

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Double scale
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Similar ratio
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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.