Home / 485,645.82-727,845.30-232,547.07

Finding the Fourth Proportional to 485,645.82, 727,845.30 and 232,547.07

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Solution

The fourth proportional to 485,645.82, 727,845.30 and 232,547.07 is: 348,522.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,645.82 : 727,845.30 = 232,547.07 : x
  2. Step 2: Convert to fraction form
    485,645.82/727,845.30 = 232,547.07/x
  3. Step 3: Cross multiply
    485,645.82x = 727,845.30 × 232,547.07
  4. Step 4: Simplify right side
    485,645.82x = 169,258,291,928.27
  5. Step 5: Solve for x
    x = 169,258,291,928.27/485,645.82
  6. Step 6: Final answer
    x = 348,522.08

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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.