Home / 527,645.91-789,576.93-456,812.17

Finding the Fourth Proportional to 527,645.91, 789,576.93 and 456,812.17

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Solution

The fourth proportional to 527,645.91, 789,576.93 and 456,812.17 is: 683,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,645.91 : 789,576.93 = 456,812.17 : x
  2. Step 2: Convert to fraction form
    527,645.91/789,576.93 = 456,812.17/x
  3. Step 3: Cross multiply
    527,645.91x = 789,576.93 × 456,812.17
  4. Step 4: Simplify right side
    527,645.91x = 360,688,350,775.24
  5. Step 5: Solve for x
    x = 360,688,350,775.24/527,645.91
  6. Step 6: Final answer
    x = 683,580.30

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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.