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Finding the Fourth Proportional to 209,575.98, 314,382.69 and 59,813.46

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Solution

The fourth proportional to 209,575.98, 314,382.69 and 59,813.46 is: 89,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,575.98 : 314,382.69 = 59,813.46 : x
  2. Step 2: Convert to fraction form
    209,575.98/314,382.69 = 59,813.46/x
  3. Step 3: Cross multiply
    209,575.98x = 314,382.69 × 59,813.46
  4. Step 4: Simplify right side
    209,575.98x = 18,804,316,453.01
  5. Step 5: Solve for x
    x = 18,804,316,453.01/209,575.98
  6. Step 6: Final answer
    x = 89,725.53

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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.