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Finding the Fourth Proportional to 536,590.22, 740,186.15 and 335,036.30

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Solution

The fourth proportional to 536,590.22, 740,186.15 and 335,036.30 is: 462,157.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,590.22 : 740,186.15 = 335,036.30 : x
  2. Step 2: Convert to fraction form
    536,590.22/740,186.15 = 335,036.30/x
  3. Step 3: Cross multiply
    536,590.22x = 740,186.15 × 335,036.30
  4. Step 4: Simplify right side
    536,590.22x = 247,989,223,631.13
  5. Step 5: Solve for x
    x = 247,989,223,631.13/536,590.22
  6. Step 6: Final answer
    x = 462,157.56

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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.