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Finding the Fourth Proportional to 1,347,595, 1,859,469.69 and 774,528.10

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Solution

The fourth proportional to 1,347,595, 1,859,469.69 and 774,528.10 is: 1,068,727.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,595 : 1,859,469.69 = 774,528.10 : x
  2. Step 2: Convert to fraction form
    1,347,595/1,859,469.69 = 774,528.10/x
  3. Step 3: Cross multiply
    1,347,595x = 1,859,469.69 × 774,528.10
  4. Step 4: Simplify right side
    1,347,595x = 1,440,211,526,003.29
  5. Step 5: Solve for x
    x = 1,440,211,526,003.29/1,347,595
  6. Step 6: Final answer
    x = 1,068,727.27

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1.5x scale

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.