Home / 1,055,387.60-1,456,362.96-673,372.16

Finding the Fourth Proportional to 1,055,387.60, 1,456,362.96 and 673,372.16

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Solution

The fourth proportional to 1,055,387.60, 1,456,362.96 and 673,372.16 is: 929,207.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,387.60 : 1,456,362.96 = 673,372.16 : x
  2. Step 2: Convert to fraction form
    1,055,387.60/1,456,362.96 = 673,372.16/x
  3. Step 3: Cross multiply
    1,055,387.60x = 1,456,362.96 × 673,372.16
  4. Step 4: Simplify right side
    1,055,387.60x = 980,674,272,119.19
  5. Step 5: Solve for x
    x = 980,674,272,119.19/1,055,387.60
  6. Step 6: Final answer
    x = 929,207.69

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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.