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Finding the Fourth Proportional to 1,657,735.26, 2,287,623.51 and 932,623.26

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Solution

The fourth proportional to 1,657,735.26, 2,287,623.51 and 932,623.26 is: 1,286,991.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,735.26 : 2,287,623.51 = 932,623.26 : x
  2. Step 2: Convert to fraction form
    1,657,735.26/2,287,623.51 = 932,623.26/x
  3. Step 3: Cross multiply
    1,657,735.26x = 2,287,623.51 × 932,623.26
  4. Step 4: Simplify right side
    1,657,735.26x = 2,133,490,895,548.84
  5. Step 5: Solve for x
    x = 2,133,490,895,548.84/1,657,735.26
  6. Step 6: Final answer
    x = 1,286,991.32

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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.