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Finding the Fourth Proportional to 570,873.04, 856,276.60 and 171,505.04

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Solution

The fourth proportional to 570,873.04, 856,276.60 and 171,505.04 is: 257,247.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,873.04 : 856,276.60 = 171,505.04 : x
  2. Step 2: Convert to fraction form
    570,873.04/856,276.60 = 171,505.04/x
  3. Step 3: Cross multiply
    570,873.04x = 856,276.60 × 171,505.04
  4. Step 4: Simplify right side
    570,873.04x = 146,855,752,534.06
  5. Step 5: Solve for x
    x = 146,855,752,534.06/570,873.04
  6. Step 6: Final answer
    x = 257,247.66

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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.