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Finding the Fourth Proportional to 533,624.12, 736,418.75 and 304,177.24

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Solution

The fourth proportional to 533,624.12, 736,418.75 and 304,177.24 is: 419,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,624.12 : 736,418.75 = 304,177.24 : x
  2. Step 2: Convert to fraction form
    533,624.12/736,418.75 = 304,177.24/x
  3. Step 3: Cross multiply
    533,624.12x = 736,418.75 × 304,177.24
  4. Step 4: Simplify right side
    533,624.12x = 224,001,822,859.25
  5. Step 5: Solve for x
    x = 224,001,822,859.25/533,624.12
  6. Step 6: Final answer
    x = 419,774.55

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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.