Home / 619,045.95-928,702.59-192,573.66

Finding the Fourth Proportional to 619,045.95, 928,702.59 and 192,573.66

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Solution

The fourth proportional to 619,045.95, 928,702.59 and 192,573.66 is: 288,902.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,045.95 : 928,702.59 = 192,573.66 : x
  2. Step 2: Convert to fraction form
    619,045.95/928,702.59 = 192,573.66/x
  3. Step 3: Cross multiply
    619,045.95x = 928,702.59 × 192,573.66
  4. Step 4: Simplify right side
    619,045.95x = 178,843,656,807.78
  5. Step 5: Solve for x
    x = 178,843,656,807.78/619,045.95
  6. Step 6: Final answer
    x = 288,902.07

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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.