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Finding the Fourth Proportional to 855,626.76, 1,180,774.26 and 473,659.92

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Solution

The fourth proportional to 855,626.76, 1,180,774.26 and 473,659.92 is: 653,655.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,626.76 : 1,180,774.26 = 473,659.92 : x
  2. Step 2: Convert to fraction form
    855,626.76/1,180,774.26 = 473,659.92/x
  3. Step 3: Cross multiply
    855,626.76x = 1,180,774.26 × 473,659.92
  4. Step 4: Simplify right side
    855,626.76x = 559,285,441,529.66
  5. Step 5: Solve for x
    x = 559,285,441,529.66/855,626.76
  6. Step 6: Final answer
    x = 653,655.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.