Home / 313,992.24-433,156.88-186,577.60

Finding the Fourth Proportional to 313,992.24, 433,156.88 and 186,577.60

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Solution

The fourth proportional to 313,992.24, 433,156.88 and 186,577.60 is: 257,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,992.24 : 433,156.88 = 186,577.60 : x
  2. Step 2: Convert to fraction form
    313,992.24/433,156.88 = 186,577.60/x
  3. Step 3: Cross multiply
    313,992.24x = 433,156.88 × 186,577.60
  4. Step 4: Simplify right side
    313,992.24x = 80,817,371,093.89
  5. Step 5: Solve for x
    x = 80,817,371,093.89/313,992.24
  6. Step 6: Final answer
    x = 257,386.52

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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.