Home / 609,929.81-841,705.11-338,002.19

Finding the Fourth Proportional to 609,929.81, 841,705.11 and 338,002.19

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Solution

The fourth proportional to 609,929.81, 841,705.11 and 338,002.19 is: 466,444.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,929.81 : 841,705.11 = 338,002.19 : x
  2. Step 2: Convert to fraction form
    609,929.81/841,705.11 = 338,002.19/x
  3. Step 3: Cross multiply
    609,929.81x = 841,705.11 × 338,002.19
  4. Step 4: Simplify right side
    609,929.81x = 284,498,166,305.67
  5. Step 5: Solve for x
    x = 284,498,166,305.67/609,929.81
  6. Step 6: Final answer
    x = 466,444.11

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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.