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Finding the Fourth Proportional to 662,090.27, 993,144.65 and 188,775.63

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Solution

The fourth proportional to 662,090.27, 993,144.65 and 188,775.63 is: 283,166.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,090.27 : 993,144.65 = 188,775.63 : x
  2. Step 2: Convert to fraction form
    662,090.27/993,144.65 = 188,775.63/x
  3. Step 3: Cross multiply
    662,090.27x = 993,144.65 × 188,775.63
  4. Step 4: Simplify right side
    662,090.27x = 187,481,506,041.00
  5. Step 5: Solve for x
    x = 187,481,506,041.00/662,090.27
  6. Step 6: Final answer
    x = 283,166.08

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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.