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Finding the Fourth Proportional to 529,329.87, 793,875.78 and 150,242.58

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Solution

The fourth proportional to 529,329.87, 793,875.78 and 150,242.58 is: 225,330.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,329.87 : 793,875.78 = 150,242.58 : x
  2. Step 2: Convert to fraction form
    529,329.87/793,875.78 = 150,242.58/x
  3. Step 3: Cross multiply
    529,329.87x = 793,875.78 × 150,242.58
  4. Step 4: Simplify right side
    529,329.87x = 119,273,945,386.71
  5. Step 5: Solve for x
    x = 119,273,945,386.71/529,329.87
  6. Step 6: Final answer
    x = 225,330.09

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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.