Home / 1,065,590.40-1,595,761.20-503,968.80

Finding the Fourth Proportional to 1,065,590.40, 1,595,761.20 and 503,968.80

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Solution

The fourth proportional to 1,065,590.40, 1,595,761.20 and 503,968.80 is: 754,712.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,590.40 : 1,595,761.20 = 503,968.80 : x
  2. Step 2: Convert to fraction form
    1,065,590.40/1,595,761.20 = 503,968.80/x
  3. Step 3: Cross multiply
    1,065,590.40x = 1,595,761.20 × 503,968.80
  4. Step 4: Simplify right side
    1,065,590.40x = 804,213,857,050.56
  5. Step 5: Solve for x
    x = 804,213,857,050.56/1,065,590.40
  6. Step 6: Final answer
    x = 754,712.00

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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.