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Finding the Fourth Proportional to 666,672.40, 997,092.60 and 596,105.20

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Solution

The fourth proportional to 666,672.40, 997,092.60 and 596,105.20 is: 891,550.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,672.40 : 997,092.60 = 596,105.20 : x
  2. Step 2: Convert to fraction form
    666,672.40/997,092.60 = 596,105.20/x
  3. Step 3: Cross multiply
    666,672.40x = 997,092.60 × 596,105.20
  4. Step 4: Simplify right side
    666,672.40x = 594,372,083,741.52
  5. Step 5: Solve for x
    x = 594,372,083,741.52/666,672.40
  6. Step 6: Final answer
    x = 891,550.46

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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.