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Finding the Fourth Proportional to 570,833.49, 856,252.26 and 191,743.38

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Solution

The fourth proportional to 570,833.49, 856,252.26 and 191,743.38 is: 287,615.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,833.49 : 856,252.26 = 191,743.38 : x
  2. Step 2: Convert to fraction form
    570,833.49/856,252.26 = 191,743.38/x
  3. Step 3: Cross multiply
    570,833.49x = 856,252.26 × 191,743.38
  4. Step 4: Simplify right side
    570,833.49x = 164,180,702,465.04
  5. Step 5: Solve for x
    x = 164,180,702,465.04/570,833.49
  6. Step 6: Final answer
    x = 287,615.75

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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.