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Finding the Fourth Proportional to 209,356, 314,037.44 and 59,600

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Solution

The fourth proportional to 209,356, 314,037.44 and 59,600 is: 89,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,356 : 314,037.44 = 59,600 : x
  2. Step 2: Convert to fraction form
    209,356/314,037.44 = 59,600/x
  3. Step 3: Cross multiply
    209,356x = 314,037.44 × 59,600
  4. Step 4: Simplify right side
    209,356x = 18,716,631,424
  5. Step 5: Solve for x
    x = 18,716,631,424/209,356
  6. Step 6: Final answer
    x = 89,400.98

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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.