Home / 852,786.11-1,176,841.57-470,810.16

Finding the Fourth Proportional to 852,786.11, 1,176,841.57 and 470,810.16

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Solution

The fourth proportional to 852,786.11, 1,176,841.57 and 470,810.16 is: 649,716.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,786.11 : 1,176,841.57 = 470,810.16 : x
  2. Step 2: Convert to fraction form
    852,786.11/1,176,841.57 = 470,810.16/x
  3. Step 3: Cross multiply
    852,786.11x = 1,176,841.57 × 470,810.16
  4. Step 4: Simplify right side
    852,786.11x = 554,068,967,866.35
  5. Step 5: Solve for x
    x = 554,068,967,866.35/852,786.11
  6. Step 6: Final answer
    x = 649,716.22

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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.