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Finding the Fourth Proportional to 476,565.30, 714,653.55 and 160,859.70

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Solution

The fourth proportional to 476,565.30, 714,653.55 and 160,859.70 is: 241,223.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,565.30 : 714,653.55 = 160,859.70 : x
  2. Step 2: Convert to fraction form
    476,565.30/714,653.55 = 160,859.70/x
  3. Step 3: Cross multiply
    476,565.30x = 714,653.55 × 160,859.70
  4. Step 4: Simplify right side
    476,565.30x = 114,958,955,656.94
  5. Step 5: Solve for x
    x = 114,958,955,656.94/476,565.30
  6. Step 6: Final answer
    x = 241,223.93

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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.