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Finding the Fourth Proportional to 467,928.60, 700,856.10 and 362,405.40

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Solution

The fourth proportional to 467,928.60, 700,856.10 and 362,405.40 is: 542,805.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,928.60 : 700,856.10 = 362,405.40 : x
  2. Step 2: Convert to fraction form
    467,928.60/700,856.10 = 362,405.40/x
  3. Step 3: Cross multiply
    467,928.60x = 700,856.10 × 362,405.40
  4. Step 4: Simplify right side
    467,928.60x = 253,994,035,262.94
  5. Step 5: Solve for x
    x = 253,994,035,262.94/467,928.60
  6. Step 6: Final answer
    x = 542,805.11

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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.