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Finding the Fourth Proportional to 608,193.54, 911,404.56 and 292,281.42

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Solution

The fourth proportional to 608,193.54, 911,404.56 and 292,281.42 is: 437,996.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,193.54 : 911,404.56 = 292,281.42 : x
  2. Step 2: Convert to fraction form
    608,193.54/911,404.56 = 292,281.42/x
  3. Step 3: Cross multiply
    608,193.54x = 911,404.56 × 292,281.42
  4. Step 4: Simplify right side
    608,193.54x = 266,386,618,991.28
  5. Step 5: Solve for x
    x = 266,386,618,991.28/608,193.54
  6. Step 6: Final answer
    x = 437,996.46

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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.