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Finding the Fourth Proportional to 595,812.20, 893,480.70 and 196,341.80

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Solution

The fourth proportional to 595,812.20, 893,480.70 and 196,341.80 is: 294,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,812.20 : 893,480.70 = 196,341.80 : x
  2. Step 2: Convert to fraction form
    595,812.20/893,480.70 = 196,341.80/x
  3. Step 3: Cross multiply
    595,812.20x = 893,480.70 × 196,341.80
  4. Step 4: Simplify right side
    595,812.20x = 175,427,608,903.26
  5. Step 5: Solve for x
    x = 175,427,608,903.26/595,812.20
  6. Step 6: Final answer
    x = 294,434.40

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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.