Home / 909,227.10-1,366,793.10-644,818.80

Finding the Fourth Proportional to 909,227.10, 1,366,793.10 and 644,818.80

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Solution

The fourth proportional to 909,227.10, 1,366,793.10 and 644,818.80 is: 969,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,227.10 : 1,366,793.10 = 644,818.80 : x
  2. Step 2: Convert to fraction form
    909,227.10/1,366,793.10 = 644,818.80/x
  3. Step 3: Cross multiply
    909,227.10x = 1,366,793.10 × 644,818.80
  4. Step 4: Simplify right side
    909,227.10x = 881,333,886,590.28
  5. Step 5: Solve for x
    x = 881,333,886,590.28/909,227.10
  6. Step 6: Final answer
    x = 969,322.06

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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.