Home / 756,887.76-1,044,425.16-417,335.76

Finding the Fourth Proportional to 756,887.76, 1,044,425.16 and 417,335.76

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Solution

The fourth proportional to 756,887.76, 1,044,425.16 and 417,335.76 is: 575,879.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,887.76 : 1,044,425.16 = 417,335.76 : x
  2. Step 2: Convert to fraction form
    756,887.76/1,044,425.16 = 417,335.76/x
  3. Step 3: Cross multiply
    756,887.76x = 1,044,425.16 × 417,335.76
  4. Step 4: Simplify right side
    756,887.76x = 435,875,967,911.72
  5. Step 5: Solve for x
    x = 435,875,967,911.72/756,887.76
  6. Step 6: Final answer
    x = 575,879.27

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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.