Home / 619,981.82-929,106.60-335,058.11

Finding the Fourth Proportional to 619,981.82, 929,106.60 and 335,058.11

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Solution

The fourth proportional to 619,981.82, 929,106.60 and 335,058.11 is: 502,119.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,981.82 : 929,106.60 = 335,058.11 : x
  2. Step 2: Convert to fraction form
    619,981.82/929,106.60 = 335,058.11/x
  3. Step 3: Cross multiply
    619,981.82x = 929,106.60 × 335,058.11
  4. Step 4: Simplify right side
    619,981.82x = 311,304,701,384.53
  5. Step 5: Solve for x
    x = 311,304,701,384.53/619,981.82
  6. Step 6: Final answer
    x = 502,119.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.