Home / 823,483.14-1,235,324.34-290,895.18

Finding the Fourth Proportional to 823,483.14, 1,235,324.34 and 290,895.18

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Solution

The fourth proportional to 823,483.14, 1,235,324.34 and 290,895.18 is: 436,377.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,483.14 : 1,235,324.34 = 290,895.18 : x
  2. Step 2: Convert to fraction form
    823,483.14/1,235,324.34 = 290,895.18/x
  3. Step 3: Cross multiply
    823,483.14x = 1,235,324.34 × 290,895.18
  4. Step 4: Simplify right side
    823,483.14x = 359,349,896,242.68
  5. Step 5: Solve for x
    x = 359,349,896,242.68/823,483.14
  6. Step 6: Final answer
    x = 436,377.96

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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.