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Finding the Fourth Proportional to 5,262,334.06, 7,893,501.40 and 1,273,246.06

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Solution

The fourth proportional to 5,262,334.06, 7,893,501.40 and 1,273,246.06 is: 1,909,869.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262,334.06 : 7,893,501.40 = 1,273,246.06 : x
  2. Step 2: Convert to fraction form
    5,262,334.06/7,893,501.40 = 1,273,246.06/x
  3. Step 3: Cross multiply
    5,262,334.06x = 7,893,501.40 × 1,273,246.06
  4. Step 4: Simplify right side
    5,262,334.06x = 10,050,369,557,154.48
  5. Step 5: Solve for x
    x = 10,050,369,557,154.48/5,262,334.06
  6. Step 6: Final answer
    x = 1,909,869.17

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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.