Home / 366,397.44-505,534.08-215,466.24

Finding the Fourth Proportional to 366,397.44, 505,534.08 and 215,466.24

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Solution

The fourth proportional to 366,397.44, 505,534.08 and 215,466.24 is: 297,287.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,397.44 : 505,534.08 = 215,466.24 : x
  2. Step 2: Convert to fraction form
    366,397.44/505,534.08 = 215,466.24/x
  3. Step 3: Cross multiply
    366,397.44x = 505,534.08 × 215,466.24
  4. Step 4: Simplify right side
    366,397.44x = 108,925,527,409.46
  5. Step 5: Solve for x
    x = 108,925,527,409.46/366,397.44
  6. Step 6: Final answer
    x = 297,287.91

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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.