Home / 723,762.74-1,083,927.93-573,519.89

Finding the Fourth Proportional to 723,762.74, 1,083,927.93 and 573,519.89

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Solution

The fourth proportional to 723,762.74, 1,083,927.93 and 573,519.89 is: 858,919.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,762.74 : 1,083,927.93 = 573,519.89 : x
  2. Step 2: Convert to fraction form
    723,762.74/1,083,927.93 = 573,519.89/x
  3. Step 3: Cross multiply
    723,762.74x = 1,083,927.93 × 573,519.89
  4. Step 4: Simplify right side
    723,762.74x = 621,654,227,740.65
  5. Step 5: Solve for x
    x = 621,654,227,740.65/723,762.74
  6. Step 6: Final answer
    x = 858,919.91

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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.