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Finding the Fourth Proportional to 842,293.89, 1,162,363 and 460,320.70

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Solution

The fourth proportional to 842,293.89, 1,162,363 and 460,320.70 is: 635,241.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,293.89 : 1,162,363 = 460,320.70 : x
  2. Step 2: Convert to fraction form
    842,293.89/1,162,363 = 460,320.70/x
  3. Step 3: Cross multiply
    842,293.89x = 1,162,363 × 460,320.70
  4. Step 4: Simplify right side
    842,293.89x = 535,059,749,814.10
  5. Step 5: Solve for x
    x = 535,059,749,814.10/842,293.89
  6. Step 6: Final answer
    x = 635,241.16

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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.