Home / 449,371.61-619,848.04-341,705.60

Finding the Fourth Proportional to 449,371.61, 619,848.04 and 341,705.60

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Solution

The fourth proportional to 449,371.61, 619,848.04 and 341,705.60 is: 471,337.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,371.61 : 619,848.04 = 341,705.60 : x
  2. Step 2: Convert to fraction form
    449,371.61/619,848.04 = 341,705.60/x
  3. Step 3: Cross multiply
    449,371.61x = 619,848.04 × 341,705.60
  4. Step 4: Simplify right side
    449,371.61x = 211,805,546,417.02
  5. Step 5: Solve for x
    x = 211,805,546,417.02/449,371.61
  6. Step 6: Final answer
    x = 471,337.18

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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.