Home / 492,254.10-738,381.15-118,277.10

Finding the Fourth Proportional to 492,254.10, 738,381.15 and 118,277.10

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Solution

The fourth proportional to 492,254.10, 738,381.15 and 118,277.10 is: 177,415.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,254.10 : 738,381.15 = 118,277.10 : x
  2. Step 2: Convert to fraction form
    492,254.10/738,381.15 = 118,277.10/x
  3. Step 3: Cross multiply
    492,254.10x = 738,381.15 × 118,277.10
  4. Step 4: Simplify right side
    492,254.10x = 87,333,581,116.67
  5. Step 5: Solve for x
    x = 87,333,581,116.67/492,254.10
  6. Step 6: Final answer
    x = 177,415.65

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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.