Home / 852,785.11-1,176,840.19-470,809.16

Finding the Fourth Proportional to 852,785.11, 1,176,840.19 and 470,809.16

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Solution

The fourth proportional to 852,785.11, 1,176,840.19 and 470,809.16 is: 649,714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,785.11 : 1,176,840.19 = 470,809.16 : x
  2. Step 2: Convert to fraction form
    852,785.11/1,176,840.19 = 470,809.16/x
  3. Step 3: Cross multiply
    852,785.11x = 1,176,840.19 × 470,809.16
  4. Step 4: Simplify right side
    852,785.11x = 554,067,140,425.60
  5. Step 5: Solve for x
    x = 554,067,140,425.60/852,785.11
  6. Step 6: Final answer
    x = 649,714.84

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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.