Home / 264,404.24-396,457.31-86,863.58

Finding the Fourth Proportional to 264,404.24, 396,457.31 and 86,863.58

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Solution

The fourth proportional to 264,404.24, 396,457.31 and 86,863.58 is: 130,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,404.24 : 396,457.31 = 86,863.58 : x
  2. Step 2: Convert to fraction form
    264,404.24/396,457.31 = 86,863.58/x
  3. Step 3: Cross multiply
    264,404.24x = 396,457.31 × 86,863.58
  4. Step 4: Simplify right side
    264,404.24x = 34,437,699,281.48
  5. Step 5: Solve for x
    x = 34,437,699,281.48/264,404.24
  6. Step 6: Final answer
    x = 130,246.40

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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.