Home / 699,152.80-1,048,988.40-673,232.80

Finding the Fourth Proportional to 699,152.80, 1,048,988.40 and 673,232.80

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Solution

The fourth proportional to 699,152.80, 1,048,988.40 and 673,232.80 is: 1,010,098.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,152.80 : 1,048,988.40 = 673,232.80 : x
  2. Step 2: Convert to fraction form
    699,152.80/1,048,988.40 = 673,232.80/x
  3. Step 3: Cross multiply
    699,152.80x = 1,048,988.40 × 673,232.80
  4. Step 4: Simplify right side
    699,152.80x = 706,213,397,699.52
  5. Step 5: Solve for x
    x = 706,213,397,699.52/699,152.80
  6. Step 6: Final answer
    x = 1,010,098.79

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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.