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Finding the Fourth Proportional to 465,624.30, 698,436.45 and 166,442.70

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Solution

The fourth proportional to 465,624.30, 698,436.45 and 166,442.70 is: 249,664.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,624.30 : 698,436.45 = 166,442.70 : x
  2. Step 2: Convert to fraction form
    465,624.30/698,436.45 = 166,442.70/x
  3. Step 3: Cross multiply
    465,624.30x = 698,436.45 × 166,442.70
  4. Step 4: Simplify right side
    465,624.30x = 116,249,648,516.42
  5. Step 5: Solve for x
    x = 116,249,648,516.42/465,624.30
  6. Step 6: Final answer
    x = 249,664.05

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Similar ratio
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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.