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Finding the Fourth Proportional to 635,595.68, 953,401.54 and 186,325.57

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Solution

The fourth proportional to 635,595.68, 953,401.54 and 186,325.57 is: 279,490.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,595.68 : 953,401.54 = 186,325.57 : x
  2. Step 2: Convert to fraction form
    635,595.68/953,401.54 = 186,325.57/x
  3. Step 3: Cross multiply
    635,595.68x = 953,401.54 × 186,325.57
  4. Step 4: Simplify right side
    635,595.68x = 177,643,085,379.38
  5. Step 5: Solve for x
    x = 177,643,085,379.38/635,595.68
  6. Step 6: Final answer
    x = 279,490.71

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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.