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Finding the Fourth Proportional to 1,592,473, 2,197,612.74 and 877,081

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Solution

The fourth proportional to 1,592,473, 2,197,612.74 and 877,081 is: 1,210,371.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,473 : 2,197,612.74 = 877,081 : x
  2. Step 2: Convert to fraction form
    1,592,473/2,197,612.74 = 877,081/x
  3. Step 3: Cross multiply
    1,592,473x = 2,197,612.74 × 877,081
  4. Step 4: Simplify right side
    1,592,473x = 1,927,484,379,611.94
  5. Step 5: Solve for x
    x = 1,927,484,379,611.94/1,592,473
  6. Step 6: Final answer
    x = 1,210,371.78

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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.