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Finding the Fourth Proportional to 472,503.83, 652,031.66 and 268,527.80

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Solution

The fourth proportional to 472,503.83, 652,031.66 and 268,527.80 is: 370,554.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,503.83 : 652,031.66 = 268,527.80 : x
  2. Step 2: Convert to fraction form
    472,503.83/652,031.66 = 268,527.80/x
  3. Step 3: Cross multiply
    472,503.83x = 652,031.66 × 268,527.80
  4. Step 4: Simplify right side
    472,503.83x = 175,088,625,847.51
  5. Step 5: Solve for x
    x = 175,088,625,847.51/472,503.83
  6. Step 6: Final answer
    x = 370,554.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.