Home / 486,769.02-672,201.36-460,262.58

Finding the Fourth Proportional to 486,769.02, 672,201.36 and 460,262.58

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Solution

The fourth proportional to 486,769.02, 672,201.36 and 460,262.58 is: 635,597.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,769.02 : 672,201.36 = 460,262.58 : x
  2. Step 2: Convert to fraction form
    486,769.02/672,201.36 = 460,262.58/x
  3. Step 3: Cross multiply
    486,769.02x = 672,201.36 × 460,262.58
  4. Step 4: Simplify right side
    486,769.02x = 309,389,132,233.11
  5. Step 5: Solve for x
    x = 309,389,132,233.11/486,769.02
  6. Step 6: Final answer
    x = 635,597.42

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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.