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Finding the Fourth Proportional to 934,693.04, 1,289,877 and 504,972.92

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Solution

The fourth proportional to 934,693.04, 1,289,877 and 504,972.92 is: 696,862.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,693.04 : 1,289,877 = 504,972.92 : x
  2. Step 2: Convert to fraction form
    934,693.04/1,289,877 = 504,972.92/x
  3. Step 3: Cross multiply
    934,693.04x = 1,289,877 × 504,972.92
  4. Step 4: Simplify right side
    934,693.04x = 651,352,955,130.84
  5. Step 5: Solve for x
    x = 651,352,955,130.84/934,693.04
  6. Step 6: Final answer
    x = 696,862.96

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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.