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Finding the Fourth Proportional to 525,485.02, 788,227.16 and 170,499.04

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Solution

The fourth proportional to 525,485.02, 788,227.16 and 170,499.04 is: 255,748.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,485.02 : 788,227.16 = 170,499.04 : x
  2. Step 2: Convert to fraction form
    525,485.02/788,227.16 = 170,499.04/x
  3. Step 3: Cross multiply
    525,485.02x = 788,227.16 × 170,499.04
  4. Step 4: Simplify right side
    525,485.02x = 134,391,974,081.93
  5. Step 5: Solve for x
    x = 134,391,974,081.93/525,485.02
  6. Step 6: Final answer
    x = 255,748.44

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Similar ratio
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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.