Home / 445,079.25-614,209.37-243,870.93

Finding the Fourth Proportional to 445,079.25, 614,209.37 and 243,870.93

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Solution

The fourth proportional to 445,079.25, 614,209.37 and 243,870.93 is: 336,541.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,079.25 : 614,209.37 = 243,870.93 : x
  2. Step 2: Convert to fraction form
    445,079.25/614,209.37 = 243,870.93/x
  3. Step 3: Cross multiply
    445,079.25x = 614,209.37 × 243,870.93
  4. Step 4: Simplify right side
    445,079.25x = 149,787,809,057.26
  5. Step 5: Solve for x
    x = 149,787,809,057.26/445,079.25
  6. Step 6: Final answer
    x = 336,541.88

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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.