Home / 822,725.70-1,234,088.55-656,837.70

Finding the Fourth Proportional to 822,725.70, 1,234,088.55 and 656,837.70

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Solution

The fourth proportional to 822,725.70, 1,234,088.55 and 656,837.70 is: 985,256.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,725.70 : 1,234,088.55 = 656,837.70 : x
  2. Step 2: Convert to fraction form
    822,725.70/1,234,088.55 = 656,837.70/x
  3. Step 3: Cross multiply
    822,725.70x = 1,234,088.55 × 656,837.70
  4. Step 4: Simplify right side
    822,725.70x = 810,595,884,778.34
  5. Step 5: Solve for x
    x = 810,595,884,778.34/822,725.70
  6. Step 6: Final answer
    x = 985,256.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.