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Finding the Fourth Proportional to 367,860.30, 551,498.85 and 201,648.30

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Solution

The fourth proportional to 367,860.30, 551,498.85 and 201,648.30 is: 302,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,860.30 : 551,498.85 = 201,648.30 : x
  2. Step 2: Convert to fraction form
    367,860.30/551,498.85 = 201,648.30/x
  3. Step 3: Cross multiply
    367,860.30x = 551,498.85 × 201,648.30
  4. Step 4: Simplify right side
    367,860.30x = 111,208,805,554.46
  5. Step 5: Solve for x
    x = 111,208,805,554.46/367,860.30
  6. Step 6: Final answer
    x = 302,312.60

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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.