Home / 979,656.04-1,351,821.45-549,983.44

Finding the Fourth Proportional to 979,656.04, 1,351,821.45 and 549,983.44

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Solution

The fourth proportional to 979,656.04, 1,351,821.45 and 549,983.44 is: 758,918.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,656.04 : 1,351,821.45 = 549,983.44 : x
  2. Step 2: Convert to fraction form
    979,656.04/1,351,821.45 = 549,983.44/x
  3. Step 3: Cross multiply
    979,656.04x = 1,351,821.45 × 549,983.44
  4. Step 4: Simplify right side
    979,656.04x = 743,479,411,336.79
  5. Step 5: Solve for x
    x = 743,479,411,336.79/979,656.04
  6. Step 6: Final answer
    x = 758,918.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.