Home / 676,532.82-933,261.35-418,327.23

Finding the Fourth Proportional to 676,532.82, 933,261.35 and 418,327.23

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Solution

The fourth proportional to 676,532.82, 933,261.35 and 418,327.23 is: 577,072.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,532.82 : 933,261.35 = 418,327.23 : x
  2. Step 2: Convert to fraction form
    676,532.82/933,261.35 = 418,327.23/x
  3. Step 3: Cross multiply
    676,532.82x = 933,261.35 × 418,327.23
  4. Step 4: Simplify right side
    676,532.82x = 390,408,633,319.92
  5. Step 5: Solve for x
    x = 390,408,633,319.92/676,532.82
  6. Step 6: Final answer
    x = 577,072.72

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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.