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Finding the Fourth Proportional to 882,004.70, 1,323,007.05 and 833,015.90

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Solution

The fourth proportional to 882,004.70, 1,323,007.05 and 833,015.90 is: 1,249,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,004.70 : 1,323,007.05 = 833,015.90 : x
  2. Step 2: Convert to fraction form
    882,004.70/1,323,007.05 = 833,015.90/x
  3. Step 3: Cross multiply
    882,004.70x = 1,323,007.05 × 833,015.90
  4. Step 4: Simplify right side
    882,004.70x = 1,102,085,908,462.10
  5. Step 5: Solve for x
    x = 1,102,085,908,462.10/882,004.70
  6. Step 6: Final answer
    x = 1,249,523.85

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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.