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Finding the Fourth Proportional to 624,367.17, 936,445.12 and 174,984.64

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Solution

The fourth proportional to 624,367.17, 936,445.12 and 174,984.64 is: 262,447.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,367.17 : 936,445.12 = 174,984.64 : x
  2. Step 2: Convert to fraction form
    624,367.17/936,445.12 = 174,984.64/x
  3. Step 3: Cross multiply
    624,367.17x = 936,445.12 × 174,984.64
  4. Step 4: Simplify right side
    624,367.17x = 163,863,509,424.38
  5. Step 5: Solve for x
    x = 163,863,509,424.38/624,367.17
  6. Step 6: Final answer
    x = 262,447.35

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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.