Home / 892,795.06-1,231,865.50-530,341.12

Finding the Fourth Proportional to 892,795.06, 1,231,865.50 and 530,341.12

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Solution

The fourth proportional to 892,795.06, 1,231,865.50 and 530,341.12 is: 731,756.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,795.06 : 1,231,865.50 = 530,341.12 : x
  2. Step 2: Convert to fraction form
    892,795.06/1,231,865.50 = 530,341.12/x
  3. Step 3: Cross multiply
    892,795.06x = 1,231,865.50 × 530,341.12
  4. Step 4: Simplify right side
    892,795.06x = 653,308,920,148.33
  5. Step 5: Solve for x
    x = 653,308,920,148.33/892,795.06
  6. Step 6: Final answer
    x = 731,756.88

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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.