Home / 928,346.86-1,392,539.73-297,258.85

Finding the Fourth Proportional to 928,346.86, 1,392,539.73 and 297,258.85

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Solution

The fourth proportional to 928,346.86, 1,392,539.73 and 297,258.85 is: 445,894.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,346.86 : 1,392,539.73 = 297,258.85 : x
  2. Step 2: Convert to fraction form
    928,346.86/1,392,539.73 = 297,258.85/x
  3. Step 3: Cross multiply
    928,346.86x = 1,392,539.73 × 297,258.85
  4. Step 4: Simplify right side
    928,346.86x = 413,944,758,719.11
  5. Step 5: Solve for x
    x = 413,944,758,719.11/928,346.86
  6. Step 6: Final answer
    x = 445,894.50

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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.