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Finding the Fourth Proportional to 6,572,114.79, 9,849,360.24 and 5,114,920.77

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Solution

The fourth proportional to 6,572,114.79, 9,849,360.24 and 5,114,920.77 is: 7,665,523.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572,114.79 : 9,849,360.24 = 5,114,920.77 : x
  2. Step 2: Convert to fraction form
    6,572,114.79/9,849,360.24 = 5,114,920.77/x
  3. Step 3: Cross multiply
    6,572,114.79x = 9,849,360.24 × 5,114,920.77
  4. Step 4: Simplify right side
    6,572,114.79x = 50,378,697,262,788.18
  5. Step 5: Solve for x
    x = 50,378,697,262,788.18/6,572,114.79
  6. Step 6: Final answer
    x = 7,665,523.03

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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.