Home / 346,792.07-520,185.68-178,359.36

Finding the Fourth Proportional to 346,792.07, 520,185.68 and 178,359.36

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Solution

The fourth proportional to 346,792.07, 520,185.68 and 178,359.36 is: 267,537.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,792.07 : 520,185.68 = 178,359.36 : x
  2. Step 2: Convert to fraction form
    346,792.07/520,185.68 = 178,359.36/x
  3. Step 3: Cross multiply
    346,792.07x = 520,185.68 × 178,359.36
  4. Step 4: Simplify right side
    346,792.07x = 92,779,984,965.96
  5. Step 5: Solve for x
    x = 92,779,984,965.96/346,792.07
  6. Step 6: Final answer
    x = 267,537.79

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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.