Home / 527,646.41-789,577.68-456,812.67

Finding the Fourth Proportional to 527,646.41, 789,577.68 and 456,812.67

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Solution

The fourth proportional to 527,646.41, 789,577.68 and 456,812.67 is: 683,581.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,646.41 : 789,577.68 = 456,812.67 : x
  2. Step 2: Convert to fraction form
    527,646.41/789,577.68 = 456,812.67/x
  3. Step 3: Cross multiply
    527,646.41x = 789,577.68 × 456,812.67
  4. Step 4: Simplify right side
    527,646.41x = 360,689,088,173.21
  5. Step 5: Solve for x
    x = 360,689,088,173.21/527,646.41
  6. Step 6: Final answer
    x = 683,581.06

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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.