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Finding the Fourth Proportional to 706,957.62, 1,060,276.64 and 201,507.72

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Solution

The fourth proportional to 706,957.62, 1,060,276.64 and 201,507.72 is: 302,216.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,957.62 : 1,060,276.64 = 201,507.72 : x
  2. Step 2: Convert to fraction form
    706,957.62/1,060,276.64 = 201,507.72/x
  3. Step 3: Cross multiply
    706,957.62x = 1,060,276.64 × 201,507.72
  4. Step 4: Simplify right side
    706,957.62x = 213,653,927,288.12
  5. Step 5: Solve for x
    x = 213,653,927,288.12/706,957.62
  6. Step 6: Final answer
    x = 302,216.03

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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.