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Finding the Fourth Proportional to 607,889.70, 911,700.18 and 175,513.23

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Solution

The fourth proportional to 607,889.70, 911,700.18 and 175,513.23 is: 263,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,889.70 : 911,700.18 = 175,513.23 : x
  2. Step 2: Convert to fraction form
    607,889.70/911,700.18 = 175,513.23/x
  3. Step 3: Cross multiply
    607,889.70x = 911,700.18 × 175,513.23
  4. Step 4: Simplify right side
    607,889.70x = 160,015,443,383.38
  5. Step 5: Solve for x
    x = 160,015,443,383.38/607,889.70
  6. Step 6: Final answer
    x = 263,231.05

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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.