Home / 347,518.30-521,569.05-170,176.90

Finding the Fourth Proportional to 347,518.30, 521,569.05 and 170,176.90

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Solution

The fourth proportional to 347,518.30, 521,569.05 and 170,176.90 is: 255,408.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,518.30 : 521,569.05 = 170,176.90 : x
  2. Step 2: Convert to fraction form
    347,518.30/521,569.05 = 170,176.90/x
  3. Step 3: Cross multiply
    347,518.30x = 521,569.05 × 170,176.90
  4. Step 4: Simplify right side
    347,518.30x = 88,759,004,064.95
  5. Step 5: Solve for x
    x = 88,759,004,064.95/347,518.30
  6. Step 6: Final answer
    x = 255,408.14

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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.