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Finding the Fourth Proportional to 972,972.56, 1,341,963 and 837,233.84

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Solution

The fourth proportional to 972,972.56, 1,341,963 and 837,233.84 is: 1,154,746.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,972.56 : 1,341,963 = 837,233.84 : x
  2. Step 2: Convert to fraction form
    972,972.56/1,341,963 = 837,233.84/x
  3. Step 3: Cross multiply
    972,972.56x = 1,341,963 × 837,233.84
  4. Step 4: Simplify right side
    972,972.56x = 1,123,536,835,627.92
  5. Step 5: Solve for x
    x = 1,123,536,835,627.92/972,972.56
  6. Step 6: Final answer
    x = 1,154,746.68

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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.