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Finding the Fourth Proportional to 1,754,770, 2,421,585.84 and 949,954

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Solution

The fourth proportional to 1,754,770, 2,421,585.84 and 949,954 is: 1,310,938.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,770 : 2,421,585.84 = 949,954 : x
  2. Step 2: Convert to fraction form
    1,754,770/2,421,585.84 = 949,954/x
  3. Step 3: Cross multiply
    1,754,770x = 2,421,585.84 × 949,954
  4. Step 4: Simplify right side
    1,754,770x = 2,300,395,155,051.36
  5. Step 5: Solve for x
    x = 2,300,395,155,051.36/1,754,770
  6. Step 6: Final answer
    x = 1,310,938.27

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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.