Home / 852,789.06-1,176,850.65-470,816.58

Finding the Fourth Proportional to 852,789.06, 1,176,850.65 and 470,816.58

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Solution

The fourth proportional to 852,789.06, 1,176,850.65 and 470,816.58 is: 649,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,789.06 : 1,176,850.65 = 470,816.58 : x
  2. Step 2: Convert to fraction form
    852,789.06/1,176,850.65 = 470,816.58/x
  3. Step 3: Cross multiply
    852,789.06x = 1,176,850.65 × 470,816.58
  4. Step 4: Simplify right side
    852,789.06x = 554,080,798,203.78
  5. Step 5: Solve for x
    x = 554,080,798,203.78/852,789.06
  6. Step 6: Final answer
    x = 649,727.85

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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.