Home / 905,536.32-1,358,500.49-274,497.72

Finding the Fourth Proportional to 905,536.32, 1,358,500.49 and 274,497.72

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Solution

The fourth proportional to 905,536.32, 1,358,500.49 and 274,497.72 is: 411,806.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,536.32 : 1,358,500.49 = 274,497.72 : x
  2. Step 2: Convert to fraction form
    905,536.32/1,358,500.49 = 274,497.72/x
  3. Step 3: Cross multiply
    905,536.32x = 1,358,500.49 × 274,497.72
  4. Step 4: Simplify right side
    905,536.32x = 372,905,287,123.88
  5. Step 5: Solve for x
    x = 372,905,287,123.88/905,536.32
  6. Step 6: Final answer
    x = 411,806.00

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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.