Home / 852,183.46-1,176,012.30-470,210.32

Finding the Fourth Proportional to 852,183.46, 1,176,012.30 and 470,210.32

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Solution

The fourth proportional to 852,183.46, 1,176,012.30 and 470,210.32 is: 648,889.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,183.46 : 1,176,012.30 = 470,210.32 : x
  2. Step 2: Convert to fraction form
    852,183.46/1,176,012.30 = 470,210.32/x
  3. Step 3: Cross multiply
    852,183.46x = 1,176,012.30 × 470,210.32
  4. Step 4: Simplify right side
    852,183.46x = 552,973,119,906.94
  5. Step 5: Solve for x
    x = 552,973,119,906.94/852,183.46
  6. Step 6: Final answer
    x = 648,889.76

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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.