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Finding the Fourth Proportional to 644,897.52, 967,348.53 and 195,622.26

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Solution

The fourth proportional to 644,897.52, 967,348.53 and 195,622.26 is: 293,434.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,897.52 : 967,348.53 = 195,622.26 : x
  2. Step 2: Convert to fraction form
    644,897.52/967,348.53 = 195,622.26/x
  3. Step 3: Cross multiply
    644,897.52x = 967,348.53 × 195,622.26
  4. Step 4: Simplify right side
    644,897.52x = 189,234,905,646.28
  5. Step 5: Solve for x
    x = 189,234,905,646.28/644,897.52
  6. Step 6: Final answer
    x = 293,434.07

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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.