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Finding the Fourth Proportional to 607,044.16, 910,565.76 and 157,727.36

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Solution

The fourth proportional to 607,044.16, 910,565.76 and 157,727.36 is: 236,590.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,044.16 : 910,565.76 = 157,727.36 : x
  2. Step 2: Convert to fraction form
    607,044.16/910,565.76 = 157,727.36/x
  3. Step 3: Cross multiply
    607,044.16x = 910,565.76 × 157,727.36
  4. Step 4: Simplify right side
    607,044.16x = 143,621,133,431.19
  5. Step 5: Solve for x
    x = 143,621,133,431.19/607,044.16
  6. Step 6: Final answer
    x = 236,590.92

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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.