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Finding the Fourth Proportional to 170,477.55, 256,208.40 and 167,525.10

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Solution

The fourth proportional to 170,477.55, 256,208.40 and 167,525.10 is: 251,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,477.55 : 256,208.40 = 167,525.10 : x
  2. Step 2: Convert to fraction form
    170,477.55/256,208.40 = 167,525.10/x
  3. Step 3: Cross multiply
    170,477.55x = 256,208.40 × 167,525.10
  4. Step 4: Simplify right side
    170,477.55x = 42,921,337,830.84
  5. Step 5: Solve for x
    x = 42,921,337,830.84/170,477.55
  6. Step 6: Final answer
    x = 251,771.20

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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.