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Finding the Fourth Proportional to 4,602,888.92, 6,904,084.91 and 1,408,015.46

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Solution

The fourth proportional to 4,602,888.92, 6,904,084.91 and 1,408,015.46 is: 2,111,947.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,602,888.92 : 6,904,084.91 = 1,408,015.46 : x
  2. Step 2: Convert to fraction form
    4,602,888.92/6,904,084.91 = 1,408,015.46/x
  3. Step 3: Cross multiply
    4,602,888.92x = 6,904,084.91 × 1,408,015.46
  4. Step 4: Simplify right side
    4,602,888.92x = 9,721,058,248,872.21
  5. Step 5: Solve for x
    x = 9,721,058,248,872.21/4,602,888.92
  6. Step 6: Final answer
    x = 2,111,947.18

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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.