Home / 654,764.26-903,584.01-386,492.26

Finding the Fourth Proportional to 654,764.26, 903,584.01 and 386,492.26

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Solution

The fourth proportional to 654,764.26, 903,584.01 and 386,492.26 is: 533,364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,764.26 : 903,584.01 = 386,492.26 : x
  2. Step 2: Convert to fraction form
    654,764.26/903,584.01 = 386,492.26/x
  3. Step 3: Cross multiply
    654,764.26x = 903,584.01 × 386,492.26
  4. Step 4: Simplify right side
    654,764.26x = 349,228,226,124.76
  5. Step 5: Solve for x
    x = 349,228,226,124.76/654,764.26
  6. Step 6: Final answer
    x = 533,364.83

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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.