Home / 945,453.42-1,418,192.47-314,367.23

Finding the Fourth Proportional to 945,453.42, 1,418,192.47 and 314,367.23

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Solution

The fourth proportional to 945,453.42, 1,418,192.47 and 314,367.23 is: 471,554.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,453.42 : 1,418,192.47 = 314,367.23 : x
  2. Step 2: Convert to fraction form
    945,453.42/1,418,192.47 = 314,367.23/x
  3. Step 3: Cross multiply
    945,453.42x = 1,418,192.47 × 314,367.23
  4. Step 4: Simplify right side
    945,453.42x = 445,833,238,400.76
  5. Step 5: Solve for x
    x = 445,833,238,400.76/945,453.42
  6. Step 6: Final answer
    x = 471,554.95

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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.