Home / 758,329.48-1,046,442-418,771

Finding the Fourth Proportional to 758,329.48, 1,046,442 and 418,771

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Solution

The fourth proportional to 758,329.48, 1,046,442 and 418,771 is: 577,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,329.48 : 1,046,442 = 418,771 : x
  2. Step 2: Convert to fraction form
    758,329.48/1,046,442 = 418,771/x
  3. Step 3: Cross multiply
    758,329.48x = 1,046,442 × 418,771
  4. Step 4: Simplify right side
    758,329.48x = 438,219,562,782
  5. Step 5: Solve for x
    x = 438,219,562,782/758,329.48
  6. Step 6: Final answer
    x = 577,874.89

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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.