Home / 856,260.16-1,181,718.99-474,287.23

Finding the Fourth Proportional to 856,260.16, 1,181,718.99 and 474,287.23

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Solution

The fourth proportional to 856,260.16, 1,181,718.99 and 474,287.23 is: 654,560.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,260.16 : 1,181,718.99 = 474,287.23 : x
  2. Step 2: Convert to fraction form
    856,260.16/1,181,718.99 = 474,287.23/x
  3. Step 3: Cross multiply
    856,260.16x = 1,181,718.99 × 474,287.23
  4. Step 4: Simplify right side
    856,260.16x = 560,474,226,405.50
  5. Step 5: Solve for x
    x = 560,474,226,405.50/856,260.16
  6. Step 6: Final answer
    x = 654,560.67

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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.