Home / 605,569.24-835,688.10-347,456.44

Finding the Fourth Proportional to 605,569.24, 835,688.10 and 347,456.44

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Solution

The fourth proportional to 605,569.24, 835,688.10 and 347,456.44 is: 479,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,569.24 : 835,688.10 = 347,456.44 : x
  2. Step 2: Convert to fraction form
    605,569.24/835,688.10 = 347,456.44/x
  3. Step 3: Cross multiply
    605,569.24x = 835,688.10 × 347,456.44
  4. Step 4: Simplify right side
    605,569.24x = 290,365,212,176.36
  5. Step 5: Solve for x
    x = 290,365,212,176.36/605,569.24
  6. Step 6: Final answer
    x = 479,491.35

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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.