Home / 314,175.12-433,528.84-178,165.60

Finding the Fourth Proportional to 314,175.12, 433,528.84 and 178,165.60

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Solution

The fourth proportional to 314,175.12, 433,528.84 and 178,165.60 is: 245,849.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,175.12 : 433,528.84 = 178,165.60 : x
  2. Step 2: Convert to fraction form
    314,175.12/433,528.84 = 178,165.60/x
  3. Step 3: Cross multiply
    314,175.12x = 433,528.84 × 178,165.60
  4. Step 4: Simplify right side
    314,175.12x = 77,239,925,895.90
  5. Step 5: Solve for x
    x = 77,239,925,895.90/314,175.12
  6. Step 6: Final answer
    x = 245,849.91

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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.