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Finding the Fourth Proportional to 595,870.20, 893,567.70 and 196,399.80

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Solution

The fourth proportional to 595,870.20, 893,567.70 and 196,399.80 is: 294,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,870.20 : 893,567.70 = 196,399.80 : x
  2. Step 2: Convert to fraction form
    595,870.20/893,567.70 = 196,399.80/x
  3. Step 3: Cross multiply
    595,870.20x = 893,567.70 × 196,399.80
  4. Step 4: Simplify right side
    595,870.20x = 175,496,517,566.46
  5. Step 5: Solve for x
    x = 175,496,517,566.46/595,870.20
  6. Step 6: Final answer
    x = 294,521.39

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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.