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Finding the Fourth Proportional to 336,860.32, 505,554.45 and 234,995.80

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Solution

The fourth proportional to 336,860.32, 505,554.45 and 234,995.80 is: 352,677.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,860.32 : 505,554.45 = 234,995.80 : x
  2. Step 2: Convert to fraction form
    336,860.32/505,554.45 = 234,995.80/x
  3. Step 3: Cross multiply
    336,860.32x = 505,554.45 × 234,995.80
  4. Step 4: Simplify right side
    336,860.32x = 118,803,172,421.31
  5. Step 5: Solve for x
    x = 118,803,172,421.31/336,860.32
  6. Step 6: Final answer
    x = 352,677.85

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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.