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Finding the Fourth Proportional to 624,535.50, 936,829.17 and 181,303.50

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Solution

The fourth proportional to 624,535.50, 936,829.17 and 181,303.50 is: 271,962.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,535.50 : 936,829.17 = 181,303.50 : x
  2. Step 2: Convert to fraction form
    624,535.50/936,829.17 = 181,303.50/x
  3. Step 3: Cross multiply
    624,535.50x = 936,829.17 × 181,303.50
  4. Step 4: Simplify right side
    624,535.50x = 169,850,407,423.10
  5. Step 5: Solve for x
    x = 169,850,407,423.10/624,535.50
  6. Step 6: Final answer
    x = 271,962.77

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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.