Home / 297,623.76-410,728.02-170,340.36

Finding the Fourth Proportional to 297,623.76, 410,728.02 and 170,340.36

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Solution

The fourth proportional to 297,623.76, 410,728.02 and 170,340.36 is: 235,073.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,623.76 : 410,728.02 = 170,340.36 : x
  2. Step 2: Convert to fraction form
    297,623.76/410,728.02 = 170,340.36/x
  3. Step 3: Cross multiply
    297,623.76x = 410,728.02 × 170,340.36
  4. Step 4: Simplify right side
    297,623.76x = 69,963,558,788.89
  5. Step 5: Solve for x
    x = 69,963,558,788.89/297,623.76
  6. Step 6: Final answer
    x = 235,073.84

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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.