Home / 852,180.45-1,176,033.45-470,231.84

Finding the Fourth Proportional to 852,180.45, 1,176,033.45 and 470,231.84

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Solution

The fourth proportional to 852,180.45, 1,176,033.45 and 470,231.84 is: 648,933.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,180.45 : 1,176,033.45 = 470,231.84 : x
  2. Step 2: Convert to fraction form
    852,180.45/1,176,033.45 = 470,231.84/x
  3. Step 3: Cross multiply
    852,180.45x = 1,176,033.45 × 470,231.84
  4. Step 4: Simplify right side
    852,180.45x = 553,008,373,095.05
  5. Step 5: Solve for x
    x = 553,008,373,095.05/852,180.45
  6. Step 6: Final answer
    x = 648,933.42

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1.5x scale

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.