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Finding the Fourth Proportional to 614,571, 848,111.64 and 342,656.04

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Solution

The fourth proportional to 614,571, 848,111.64 and 342,656.04 is: 472,867.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,571 : 848,111.64 = 342,656.04 : x
  2. Step 2: Convert to fraction form
    614,571/848,111.64 = 342,656.04/x
  3. Step 3: Cross multiply
    614,571x = 848,111.64 × 342,656.04
  4. Step 4: Simplify right side
    614,571x = 290,610,576,040.31
  5. Step 5: Solve for x
    x = 290,610,576,040.31/614,571
  6. Step 6: Final answer
    x = 472,867.38

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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.