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Finding the Fourth Proportional to 624,885.69, 862,568.69 and 410,095.29

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Solution

The fourth proportional to 624,885.69, 862,568.69 and 410,095.29 is: 566,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,885.69 : 862,568.69 = 410,095.29 : x
  2. Step 2: Convert to fraction form
    624,885.69/862,568.69 = 410,095.29/x
  3. Step 3: Cross multiply
    624,885.69x = 862,568.69 × 410,095.29
  4. Step 4: Simplify right side
    624,885.69x = 353,735,355,019.99
  5. Step 5: Solve for x
    x = 353,735,355,019.99/624,885.69
  6. Step 6: Final answer
    x = 566,080.10

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1.5x scale

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.