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Finding the Fourth Proportional to 1,604,176, 2,213,552 and 959,360.64

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Solution

The fourth proportional to 1,604,176, 2,213,552 and 959,360.64 is: 1,323,791.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,176 : 2,213,552 = 959,360.64 : x
  2. Step 2: Convert to fraction form
    1,604,176/2,213,552 = 959,360.64/x
  3. Step 3: Cross multiply
    1,604,176x = 2,213,552 × 959,360.64
  4. Step 4: Simplify right side
    1,604,176x = 2,123,594,663,393.28
  5. Step 5: Solve for x
    x = 2,123,594,663,393.28/1,604,176
  6. Step 6: Final answer
    x = 1,323,791.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.