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Finding the Fourth Proportional to 524,885.50, 787,444.89 and 192,461.50

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Solution

The fourth proportional to 524,885.50, 787,444.89 and 192,461.50 is: 288,735.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,885.50 : 787,444.89 = 192,461.50 : x
  2. Step 2: Convert to fraction form
    524,885.50/787,444.89 = 192,461.50/x
  3. Step 3: Cross multiply
    524,885.50x = 787,444.89 × 192,461.50
  4. Step 4: Simplify right side
    524,885.50x = 151,552,824,696.74
  5. Step 5: Solve for x
    x = 151,552,824,696.74/524,885.50
  6. Step 6: Final answer
    x = 288,735.02

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1.5x scale

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.