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Finding the Fourth Proportional to 230,649.48, 317,823.86 and 170,124.24

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Solution

The fourth proportional to 230,649.48, 317,823.86 and 170,124.24 is: 234,423.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,649.48 : 317,823.86 = 170,124.24 : x
  2. Step 2: Convert to fraction form
    230,649.48/317,823.86 = 170,124.24/x
  3. Step 3: Cross multiply
    230,649.48x = 317,823.86 × 170,124.24
  4. Step 4: Simplify right side
    230,649.48x = 54,069,542,636.37
  5. Step 5: Solve for x
    x = 54,069,542,636.37/230,649.48
  6. Step 6: Final answer
    x = 234,423.00

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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.