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Finding the Fourth Proportional to 665,337.60, 933,834.60 and 665,337.60

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Solution

The fourth proportional to 665,337.60, 933,834.60 and 665,337.60 is: 933,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,337.60 : 933,834.60 = 665,337.60 : x
  2. Step 2: Convert to fraction form
    665,337.60/933,834.60 = 665,337.60/x
  3. Step 3: Cross multiply
    665,337.60x = 933,834.60 × 665,337.60
  4. Step 4: Simplify right side
    665,337.60x = 621,315,271,560.96
  5. Step 5: Solve for x
    x = 621,315,271,560.96/665,337.60
  6. Step 6: Final answer
    x = 933,834.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.