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Finding the Fourth Proportional to 1,569,798.15, 2,354,697.23 and 1,543,226.10

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Solution

The fourth proportional to 1,569,798.15, 2,354,697.23 and 1,543,226.10 is: 2,314,839.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,798.15 : 2,354,697.23 = 1,543,226.10 : x
  2. Step 2: Convert to fraction form
    1,569,798.15/2,354,697.23 = 1,543,226.10/x
  3. Step 3: Cross multiply
    1,569,798.15x = 2,354,697.23 × 1,543,226.10
  4. Step 4: Simplify right side
    1,569,798.15x = 3,633,830,222,933.70
  5. Step 5: Solve for x
    x = 3,633,830,222,933.70/1,569,798.15
  6. Step 6: Final answer
    x = 2,314,839.15

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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.