Home / 614,311.58-921,592.65-348,190.94

Finding the Fourth Proportional to 614,311.58, 921,592.65 and 348,190.94

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Solution

The fourth proportional to 614,311.58, 921,592.65 and 348,190.94 is: 522,357.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,311.58 : 921,592.65 = 348,190.94 : x
  2. Step 2: Convert to fraction form
    614,311.58/921,592.65 = 348,190.94/x
  3. Step 3: Cross multiply
    614,311.58x = 921,592.65 × 348,190.94
  4. Step 4: Simplify right side
    614,311.58x = 320,890,211,100.59
  5. Step 5: Solve for x
    x = 320,890,211,100.59/614,311.58
  6. Step 6: Final answer
    x = 522,357.42

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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.