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Finding the Fourth Proportional to 8,968,363.72, 12,376,603.38 and 4,894,245.16

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Solution

The fourth proportional to 8,968,363.72, 12,376,603.38 and 4,894,245.16 is: 6,754,201.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,363.72 : 12,376,603.38 = 4,894,245.16 : x
  2. Step 2: Convert to fraction form
    8,968,363.72/12,376,603.38 = 4,894,245.16/x
  3. Step 3: Cross multiply
    8,968,363.72x = 12,376,603.38 × 4,894,245.16
  4. Step 4: Simplify right side
    8,968,363.72x = 60,574,131,189,804.65
  5. Step 5: Solve for x
    x = 60,574,131,189,804.65/8,968,363.72
  6. Step 6: Final answer
    x = 6,754,201.00

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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.