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Finding the Fourth Proportional to 359,556.10, 539,084.01 and 181,941.63

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Solution

The fourth proportional to 359,556.10, 539,084.01 and 181,941.63 is: 272,785.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,556.10 : 539,084.01 = 181,941.63 : x
  2. Step 2: Convert to fraction form
    359,556.10/539,084.01 = 181,941.63/x
  3. Step 3: Cross multiply
    359,556.10x = 539,084.01 × 181,941.63
  4. Step 4: Simplify right side
    359,556.10x = 98,081,823,486.34
  5. Step 5: Solve for x
    x = 98,081,823,486.34/359,556.10
  6. Step 6: Final answer
    x = 272,785.87

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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.