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Finding the Fourth Proportional to 365,225.40, 548,247.70 and 282,486.20

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Solution

The fourth proportional to 365,225.40, 548,247.70 and 282,486.20 is: 424,046.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,225.40 : 548,247.70 = 282,486.20 : x
  2. Step 2: Convert to fraction form
    365,225.40/548,247.70 = 282,486.20/x
  3. Step 3: Cross multiply
    365,225.40x = 548,247.70 × 282,486.20
  4. Step 4: Simplify right side
    365,225.40x = 154,872,409,431.74
  5. Step 5: Solve for x
    x = 154,872,409,431.74/365,225.40
  6. Step 6: Final answer
    x = 424,046.11

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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.