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Finding the Fourth Proportional to 364,987.76, 500,024.88 and 351,342.32

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Solution

The fourth proportional to 364,987.76, 500,024.88 and 351,342.32 is: 481,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,987.76 : 500,024.88 = 351,342.32 : x
  2. Step 2: Convert to fraction form
    364,987.76/500,024.88 = 351,342.32/x
  3. Step 3: Cross multiply
    364,987.76x = 500,024.88 × 351,342.32
  4. Step 4: Simplify right side
    364,987.76x = 175,679,901,396.92
  5. Step 5: Solve for x
    x = 175,679,901,396.92/364,987.76
  6. Step 6: Final answer
    x = 481,330.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.