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Finding the Fourth Proportional to 348,554.95, 480,109.68 and 246,404.73

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Solution

The fourth proportional to 348,554.95, 480,109.68 and 246,404.73 is: 339,405.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,554.95 : 480,109.68 = 246,404.73 : x
  2. Step 2: Convert to fraction form
    348,554.95/480,109.68 = 246,404.73/x
  3. Step 3: Cross multiply
    348,554.95x = 480,109.68 × 246,404.73
  4. Step 4: Simplify right side
    348,554.95x = 118,301,297,871.20
  5. Step 5: Solve for x
    x = 118,301,297,871.20/348,554.95
  6. Step 6: Final answer
    x = 339,405.02

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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.