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Finding the Fourth Proportional to 922,651.60, 1,384,196.10 and 473,441.80

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Solution

The fourth proportional to 922,651.60, 1,384,196.10 and 473,441.80 is: 710,274.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,651.60 : 1,384,196.10 = 473,441.80 : x
  2. Step 2: Convert to fraction form
    922,651.60/1,384,196.10 = 473,441.80/x
  3. Step 3: Cross multiply
    922,651.60x = 1,384,196.10 × 473,441.80
  4. Step 4: Simplify right side
    922,651.60x = 655,336,293,136.98
  5. Step 5: Solve for x
    x = 655,336,293,136.98/922,651.60
  6. Step 6: Final answer
    x = 710,274.92

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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.