Home / 852,462.96-1,176,396.45-470,487

Finding the Fourth Proportional to 852,462.96, 1,176,396.45 and 470,487

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Solution

The fourth proportional to 852,462.96, 1,176,396.45 and 470,487 is: 649,270.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,462.96 : 1,176,396.45 = 470,487 : x
  2. Step 2: Convert to fraction form
    852,462.96/1,176,396.45 = 470,487/x
  3. Step 3: Cross multiply
    852,462.96x = 1,176,396.45 × 470,487
  4. Step 4: Simplify right side
    852,462.96x = 553,479,236,571.15
  5. Step 5: Solve for x
    x = 553,479,236,571.15/852,462.96
  6. Step 6: Final answer
    x = 649,270.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.