Home / 329,539.32-454,771.26-186,290.82

Finding the Fourth Proportional to 329,539.32, 454,771.26 and 186,290.82

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Solution

The fourth proportional to 329,539.32, 454,771.26 and 186,290.82 is: 257,085.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,539.32 : 454,771.26 = 186,290.82 : x
  2. Step 2: Convert to fraction form
    329,539.32/454,771.26 = 186,290.82/x
  3. Step 3: Cross multiply
    329,539.32x = 454,771.26 × 186,290.82
  4. Step 4: Simplify right side
    329,539.32x = 84,719,710,937.83
  5. Step 5: Solve for x
    x = 84,719,710,937.83/329,539.32
  6. Step 6: Final answer
    x = 257,085.29

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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.