Home / 637,421.95-955,910.12-188,023.52

Finding the Fourth Proportional to 637,421.95, 955,910.12 and 188,023.52

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Solution

The fourth proportional to 637,421.95, 955,910.12 and 188,023.52 is: 281,969.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,421.95 : 955,910.12 = 188,023.52 : x
  2. Step 2: Convert to fraction form
    637,421.95/955,910.12 = 188,023.52/x
  3. Step 3: Cross multiply
    637,421.95x = 955,910.12 × 188,023.52
  4. Step 4: Simplify right side
    637,421.95x = 179,733,579,846.35
  5. Step 5: Solve for x
    x = 179,733,579,846.35/637,421.95
  6. Step 6: Final answer
    x = 281,969.55

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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.