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Finding the Fourth Proportional to 5,262,391.73, 7,893,587.73 and 1,273,303.73

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Solution

The fourth proportional to 5,262,391.73, 7,893,587.73 and 1,273,303.73 is: 1,909,955.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262,391.73 : 7,893,587.73 = 1,273,303.73 : x
  2. Step 2: Convert to fraction form
    5,262,391.73/7,893,587.73 = 1,273,303.73/x
  3. Step 3: Cross multiply
    5,262,391.73x = 7,893,587.73 × 1,273,303.73
  4. Step 4: Simplify right side
    5,262,391.73x = 10,050,934,699,691.23
  5. Step 5: Solve for x
    x = 10,050,934,699,691.23/5,262,391.73
  6. Step 6: Final answer
    x = 1,909,955.63

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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.