Home / 766,719.29-1,058,252.93-476,550

Finding the Fourth Proportional to 766,719.29, 1,058,252.93 and 476,550

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Solution

The fourth proportional to 766,719.29, 1,058,252.93 and 476,550 is: 657,751.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,719.29 : 1,058,252.93 = 476,550 : x
  2. Step 2: Convert to fraction form
    766,719.29/1,058,252.93 = 476,550/x
  3. Step 3: Cross multiply
    766,719.29x = 1,058,252.93 × 476,550
  4. Step 4: Simplify right side
    766,719.29x = 504,310,433,195.81
  5. Step 5: Solve for x
    x = 504,310,433,195.81/766,719.29
  6. Step 6: Final answer
    x = 657,751.07

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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.