Home / 855,815.42-1,181,062.18-473,842.20

Finding the Fourth Proportional to 855,815.42, 1,181,062.18 and 473,842.20

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Solution

The fourth proportional to 855,815.42, 1,181,062.18 and 473,842.20 is: 653,922.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,815.42 : 1,181,062.18 = 473,842.20 : x
  2. Step 2: Convert to fraction form
    855,815.42/1,181,062.18 = 473,842.20/x
  3. Step 3: Cross multiply
    855,815.42x = 1,181,062.18 × 473,842.20
  4. Step 4: Simplify right side
    855,815.42x = 559,637,101,708.00
  5. Step 5: Solve for x
    x = 559,637,101,708.00/855,815.42
  6. Step 6: Final answer
    x = 653,922.67

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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.