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Finding the Fourth Proportional to 380,647.95, 525,056.34 and 244,858.74

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Solution

The fourth proportional to 380,647.95, 525,056.34 and 244,858.74 is: 337,752.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,647.95 : 525,056.34 = 244,858.74 : x
  2. Step 2: Convert to fraction form
    380,647.95/525,056.34 = 244,858.74/x
  3. Step 3: Cross multiply
    380,647.95x = 525,056.34 × 244,858.74
  4. Step 4: Simplify right side
    380,647.95x = 128,564,633,841.41
  5. Step 5: Solve for x
    x = 128,564,633,841.41/380,647.95
  6. Step 6: Final answer
    x = 337,752.07

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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.