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Finding the Fourth Proportional to 523,653.36, 785,541.56 and 186,741.92

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Solution

The fourth proportional to 523,653.36, 785,541.56 and 186,741.92 is: 280,134.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,653.36 : 785,541.56 = 186,741.92 : x
  2. Step 2: Convert to fraction form
    523,653.36/785,541.56 = 186,741.92/x
  3. Step 3: Cross multiply
    523,653.36x = 785,541.56 × 186,741.92
  4. Step 4: Simplify right side
    523,653.36x = 146,693,534,292.78
  5. Step 5: Solve for x
    x = 146,693,534,292.78/523,653.36
  6. Step 6: Final answer
    x = 280,134.81

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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.