Home / 1,263,685.30-1,772,308.70-1,263,685.30

Finding the Fourth Proportional to 1,263,685.30, 1,772,308.70 and 1,263,685.30

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Solution

The fourth proportional to 1,263,685.30, 1,772,308.70 and 1,263,685.30 is: 1,772,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,685.30 : 1,772,308.70 = 1,263,685.30 : x
  2. Step 2: Convert to fraction form
    1,263,685.30/1,772,308.70 = 1,263,685.30/x
  3. Step 3: Cross multiply
    1,263,685.30x = 1,772,308.70 × 1,263,685.30
  4. Step 4: Simplify right side
    1,263,685.30x = 2,239,640,451,252.11
  5. Step 5: Solve for x
    x = 2,239,640,451,252.11/1,263,685.30
  6. Step 6: Final answer
    x = 1,772,308.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.