Home / 1,308,817.53-1,963,169.19-410,238.77

Finding the Fourth Proportional to 1,308,817.53, 1,963,169.19 and 410,238.77

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Solution

The fourth proportional to 1,308,817.53, 1,963,169.19 and 410,238.77 is: 615,340.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,817.53 : 1,963,169.19 = 410,238.77 : x
  2. Step 2: Convert to fraction form
    1,308,817.53/1,963,169.19 = 410,238.77/x
  3. Step 3: Cross multiply
    1,308,817.53x = 1,963,169.19 × 410,238.77
  4. Step 4: Simplify right side
    1,308,817.53x = 805,368,103,991.65
  5. Step 5: Solve for x
    x = 805,368,103,991.65/1,308,817.53
  6. Step 6: Final answer
    x = 615,340.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.