Home / 444,436.63-612,743.52-283,232.86

Finding the Fourth Proportional to 444,436.63, 612,743.52 and 283,232.86

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Solution

The fourth proportional to 444,436.63, 612,743.52 and 283,232.86 is: 390,492.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,436.63 : 612,743.52 = 283,232.86 : x
  2. Step 2: Convert to fraction form
    444,436.63/612,743.52 = 283,232.86/x
  3. Step 3: Cross multiply
    444,436.63x = 612,743.52 × 283,232.86
  4. Step 4: Simplify right side
    444,436.63x = 173,549,099,731.76
  5. Step 5: Solve for x
    x = 173,549,099,731.76/444,436.63
  6. Step 6: Final answer
    x = 390,492.34

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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.