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Finding the Fourth Proportional to 646,241.07, 967,856.81 and 623,820.27

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Solution

The fourth proportional to 646,241.07, 967,856.81 and 623,820.27 is: 934,277.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,241.07 : 967,856.81 = 623,820.27 : x
  2. Step 2: Convert to fraction form
    646,241.07/967,856.81 = 623,820.27/x
  3. Step 3: Cross multiply
    646,241.07x = 967,856.81 × 623,820.27
  4. Step 4: Simplify right side
    646,241.07x = 603,768,693,416.44
  5. Step 5: Solve for x
    x = 603,768,693,416.44/646,241.07
  6. Step 6: Final answer
    x = 934,277.81

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1.5x scale

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.