Home / 296,326.23-408,109.64-256,027.11

Finding the Fourth Proportional to 296,326.23, 408,109.64 and 256,027.11

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Solution

The fourth proportional to 296,326.23, 408,109.64 and 256,027.11 is: 352,608.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,326.23 : 408,109.64 = 256,027.11 : x
  2. Step 2: Convert to fraction form
    296,326.23/408,109.64 = 256,027.11/x
  3. Step 3: Cross multiply
    296,326.23x = 408,109.64 × 256,027.11
  4. Step 4: Simplify right side
    296,326.23x = 104,487,130,412.21
  5. Step 5: Solve for x
    x = 104,487,130,412.21/296,326.23
  6. Step 6: Final answer
    x = 352,608.44

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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.