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Finding the Fourth Proportional to 359,657.96, 496,514.50 and 262,753

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Solution

The fourth proportional to 359,657.96, 496,514.50 and 262,753 is: 362,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,657.96 : 496,514.50 = 262,753 : x
  2. Step 2: Convert to fraction form
    359,657.96/496,514.50 = 262,753/x
  3. Step 3: Cross multiply
    359,657.96x = 496,514.50 × 262,753
  4. Step 4: Simplify right side
    359,657.96x = 130,460,674,418.50
  5. Step 5: Solve for x
    x = 130,460,674,418.50/359,657.96
  6. Step 6: Final answer
    x = 362,735.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.