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Finding the Fourth Proportional to 585,838.77, 877,898.43 and 330,169.07

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Solution

The fourth proportional to 585,838.77, 877,898.43 and 330,169.07 is: 494,769.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,838.77 : 877,898.43 = 330,169.07 : x
  2. Step 2: Convert to fraction form
    585,838.77/877,898.43 = 330,169.07/x
  3. Step 3: Cross multiply
    585,838.77x = 877,898.43 × 330,169.07
  4. Step 4: Simplify right side
    585,838.77x = 289,854,911,520.32
  5. Step 5: Solve for x
    x = 289,854,911,520.32/585,838.77
  6. Step 6: Final answer
    x = 494,769.08

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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.