Home / 340,923.50-511,303.23-104,268.23

Finding the Fourth Proportional to 340,923.50, 511,303.23 and 104,268.23

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Solution

The fourth proportional to 340,923.50, 511,303.23 and 104,268.23 is: 156,377.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,923.50 : 511,303.23 = 104,268.23 : x
  2. Step 2: Convert to fraction form
    340,923.50/511,303.23 = 104,268.23/x
  3. Step 3: Cross multiply
    340,923.50x = 511,303.23 × 104,268.23
  4. Step 4: Simplify right side
    340,923.50x = 53,312,680,228.87
  5. Step 5: Solve for x
    x = 53,312,680,228.87/340,923.50
  6. Step 6: Final answer
    x = 156,377.25

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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.