Home / 756,612.80-1,044,132.76-417,093.20

Finding the Fourth Proportional to 756,612.80, 1,044,132.76 and 417,093.20

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Solution

The fourth proportional to 756,612.80, 1,044,132.76 and 417,093.20 is: 575,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,612.80 : 1,044,132.76 = 417,093.20 : x
  2. Step 2: Convert to fraction form
    756,612.80/1,044,132.76 = 417,093.20/x
  3. Step 3: Cross multiply
    756,612.80x = 1,044,132.76 × 417,093.20
  4. Step 4: Simplify right side
    756,612.80x = 435,500,674,093.23
  5. Step 5: Solve for x
    x = 435,500,674,093.23/756,612.80
  6. Step 6: Final answer
    x = 575,592.53

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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.