Home / 852,850.40-1,176,951.90-470,901.32

Finding the Fourth Proportional to 852,850.40, 1,176,951.90 and 470,901.32

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Solution

The fourth proportional to 852,850.40, 1,176,951.90 and 470,901.32 is: 649,853.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,850.40 : 1,176,951.90 = 470,901.32 : x
  2. Step 2: Convert to fraction form
    852,850.40/1,176,951.90 = 470,901.32/x
  3. Step 3: Cross multiply
    852,850.40x = 1,176,951.90 × 470,901.32
  4. Step 4: Simplify right side
    852,850.40x = 554,228,203,286.51
  5. Step 5: Solve for x
    x = 554,228,203,286.51/852,850.40
  6. Step 6: Final answer
    x = 649,853.95

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Double scale
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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.