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Finding the Fourth Proportional to 424,774.50, 586,184.36 and 233,783.80

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Solution

The fourth proportional to 424,774.50, 586,184.36 and 233,783.80 is: 322,619.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,774.50 : 586,184.36 = 233,783.80 : x
  2. Step 2: Convert to fraction form
    424,774.50/586,184.36 = 233,783.80/x
  3. Step 3: Cross multiply
    424,774.50x = 586,184.36 × 233,783.80
  4. Step 4: Simplify right side
    424,774.50x = 137,040,407,181.37
  5. Step 5: Solve for x
    x = 137,040,407,181.37/424,774.50
  6. Step 6: Final answer
    x = 322,619.19

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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.