Home / 796,388.14-1,098,980.17-465,274.76

Finding the Fourth Proportional to 796,388.14, 1,098,980.17 and 465,274.76

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Solution

The fourth proportional to 796,388.14, 1,098,980.17 and 465,274.76 is: 642,058.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,388.14 : 1,098,980.17 = 465,274.76 : x
  2. Step 2: Convert to fraction form
    796,388.14/1,098,980.17 = 465,274.76/x
  3. Step 3: Cross multiply
    796,388.14x = 1,098,980.17 × 465,274.76
  4. Step 4: Simplify right side
    796,388.14x = 511,327,734,841.51
  5. Step 5: Solve for x
    x = 511,327,734,841.51/796,388.14
  6. Step 6: Final answer
    x = 642,058.45

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1.5x scale

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.