Home / 852,500.05-1,176,366.31-470,502.23

Finding the Fourth Proportional to 852,500.05, 1,176,366.31 and 470,502.23

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Solution

The fourth proportional to 852,500.05, 1,176,366.31 and 470,502.23 is: 649,246.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,500.05 : 1,176,366.31 = 470,502.23 : x
  2. Step 2: Convert to fraction form
    852,500.05/1,176,366.31 = 470,502.23/x
  3. Step 3: Cross multiply
    852,500.05x = 1,176,366.31 × 470,502.23
  4. Step 4: Simplify right side
    852,500.05x = 553,482,965,093.78
  5. Step 5: Solve for x
    x = 553,482,965,093.78/852,500.05
  6. Step 6: Final answer
    x = 649,246.84

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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.