Home / 634,882.43-876,148.44-348,429.17

Finding the Fourth Proportional to 634,882.43, 876,148.44 and 348,429.17

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Solution

The fourth proportional to 634,882.43, 876,148.44 and 348,429.17 is: 480,838.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,882.43 : 876,148.44 = 348,429.17 : x
  2. Step 2: Convert to fraction form
    634,882.43/876,148.44 = 348,429.17/x
  3. Step 3: Cross multiply
    634,882.43x = 876,148.44 × 348,429.17
  4. Step 4: Simplify right side
    634,882.43x = 305,275,673,746.00
  5. Step 5: Solve for x
    x = 305,275,673,746.00/634,882.43
  6. Step 6: Final answer
    x = 480,838.12

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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.