Home / 822,688.30-1,234,186.87-373,440.73

Finding the Fourth Proportional to 822,688.30, 1,234,186.87 and 373,440.73

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Solution

The fourth proportional to 822,688.30, 1,234,186.87 and 373,440.73 is: 560,231.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,688.30 : 1,234,186.87 = 373,440.73 : x
  2. Step 2: Convert to fraction form
    822,688.30/1,234,186.87 = 373,440.73/x
  3. Step 3: Cross multiply
    822,688.30x = 1,234,186.87 × 373,440.73
  4. Step 4: Simplify right side
    822,688.30x = 460,895,645,689.22
  5. Step 5: Solve for x
    x = 460,895,645,689.22/822,688.30
  6. Step 6: Final answer
    x = 560,231.19

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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.