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Finding the Fourth Proportional to 2,721,598.92, 3,755,806.85 and 1,481,213.93

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Solution

The fourth proportional to 2,721,598.92, 3,755,806.85 and 1,481,213.93 is: 2,044,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,598.92 : 3,755,806.85 = 1,481,213.93 : x
  2. Step 2: Convert to fraction form
    2,721,598.92/3,755,806.85 = 1,481,213.93/x
  3. Step 3: Cross multiply
    2,721,598.92x = 3,755,806.85 × 1,481,213.93
  4. Step 4: Simplify right side
    2,721,598.92x = 5,563,153,409,533.42
  5. Step 5: Solve for x
    x = 5,563,153,409,533.42/2,721,598.92
  6. Step 6: Final answer
    x = 2,044,075.40

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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.