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Finding the Fourth Proportional to 624,880.92, 862,328.63 and 366,711.72

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Solution

The fourth proportional to 624,880.92, 862,328.63 and 366,711.72 is: 506,058.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,880.92 : 862,328.63 = 366,711.72 : x
  2. Step 2: Convert to fraction form
    624,880.92/862,328.63 = 366,711.72/x
  3. Step 3: Cross multiply
    624,880.92x = 862,328.63 × 366,711.72
  4. Step 4: Simplify right side
    624,880.92x = 316,226,014,008.24
  5. Step 5: Solve for x
    x = 316,226,014,008.24/624,880.92
  6. Step 6: Final answer
    x = 506,058.04

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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.