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Finding the Fourth Proportional to 1,199,687.04, 1,799,533.97 and 346,828.11

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Solution

The fourth proportional to 1,199,687.04, 1,799,533.97 and 346,828.11 is: 520,243.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,687.04 : 1,799,533.97 = 346,828.11 : x
  2. Step 2: Convert to fraction form
    1,199,687.04/1,799,533.97 = 346,828.11/x
  3. Step 3: Cross multiply
    1,199,687.04x = 1,799,533.97 × 346,828.11
  4. Step 4: Simplify right side
    1,199,687.04x = 624,128,963,961.76
  5. Step 5: Solve for x
    x = 624,128,963,961.76/1,199,687.04
  6. Step 6: Final answer
    x = 520,243.15

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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.