Home / 256,536.09-382,925.45-226,235.81

Finding the Fourth Proportional to 256,536.09, 382,925.45 and 226,235.81

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Solution

The fourth proportional to 256,536.09, 382,925.45 and 226,235.81 is: 337,696.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,536.09 : 382,925.45 = 226,235.81 : x
  2. Step 2: Convert to fraction form
    256,536.09/382,925.45 = 226,235.81/x
  3. Step 3: Cross multiply
    256,536.09x = 382,925.45 × 226,235.81
  4. Step 4: Simplify right side
    256,536.09x = 86,631,450,873.27
  5. Step 5: Solve for x
    x = 86,631,450,873.27/256,536.09
  6. Step 6: Final answer
    x = 337,696.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.