Home / 492,176.50-738,336.03-155,103.10

Finding the Fourth Proportional to 492,176.50, 738,336.03 and 155,103.10

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Solution

The fourth proportional to 492,176.50, 738,336.03 and 155,103.10 is: 232,677.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,176.50 : 738,336.03 = 155,103.10 : x
  2. Step 2: Convert to fraction form
    492,176.50/738,336.03 = 155,103.10/x
  3. Step 3: Cross multiply
    492,176.50x = 738,336.03 × 155,103.10
  4. Step 4: Simplify right side
    492,176.50x = 114,518,207,094.69
  5. Step 5: Solve for x
    x = 114,518,207,094.69/492,176.50
  6. Step 6: Final answer
    x = 232,677.11

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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.