Home / 544,581.40-817,260.90-307,672.60

Finding the Fourth Proportional to 544,581.40, 817,260.90 and 307,672.60

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Solution

The fourth proportional to 544,581.40, 817,260.90 and 307,672.60 is: 461,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,581.40 : 817,260.90 = 307,672.60 : x
  2. Step 2: Convert to fraction form
    544,581.40/817,260.90 = 307,672.60/x
  3. Step 3: Cross multiply
    544,581.40x = 817,260.90 × 307,672.60
  4. Step 4: Simplify right side
    544,581.40x = 251,448,785,981.34
  5. Step 5: Solve for x
    x = 251,448,785,981.34/544,581.40
  6. Step 6: Final answer
    x = 461,728.56

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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.