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Finding the Fourth Proportional to 295,591.10, 443,386.65 and 201,112.70

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Solution

The fourth proportional to 295,591.10, 443,386.65 and 201,112.70 is: 301,669.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,591.10 : 443,386.65 = 201,112.70 : x
  2. Step 2: Convert to fraction form
    295,591.10/443,386.65 = 201,112.70/x
  3. Step 3: Cross multiply
    295,591.10x = 443,386.65 × 201,112.70
  4. Step 4: Simplify right side
    295,591.10x = 89,170,686,325.46
  5. Step 5: Solve for x
    x = 89,170,686,325.46/295,591.10
  6. Step 6: Final answer
    x = 301,669.05

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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.