Home / 347,769.90-522,000.45-170,477.10

Finding the Fourth Proportional to 347,769.90, 522,000.45 and 170,477.10

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Solution

The fourth proportional to 347,769.90, 522,000.45 and 170,477.10 is: 255,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,769.90 : 522,000.45 = 170,477.10 : x
  2. Step 2: Convert to fraction form
    347,769.90/522,000.45 = 170,477.10/x
  3. Step 3: Cross multiply
    347,769.90x = 522,000.45 × 170,477.10
  4. Step 4: Simplify right side
    347,769.90x = 88,989,122,914.70
  5. Step 5: Solve for x
    x = 88,989,122,914.70/347,769.90
  6. Step 6: Final answer
    x = 255,885.06

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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.