Home / 856,397.34-1,181,742.21-474,352.74

Finding the Fourth Proportional to 856,397.34, 1,181,742.21 and 474,352.74

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Solution

The fourth proportional to 856,397.34, 1,181,742.21 and 474,352.74 is: 654,559.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,397.34 : 1,181,742.21 = 474,352.74 : x
  2. Step 2: Convert to fraction form
    856,397.34/1,181,742.21 = 474,352.74/x
  3. Step 3: Cross multiply
    856,397.34x = 1,181,742.21 × 474,352.74
  4. Step 4: Simplify right side
    856,397.34x = 560,562,655,287.16
  5. Step 5: Solve for x
    x = 560,562,655,287.16/856,397.34
  6. Step 6: Final answer
    x = 654,559.08

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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.