Home / 438,032.81-604,486.19-236,828.81

Finding the Fourth Proportional to 438,032.81, 604,486.19 and 236,828.81

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Solution

The fourth proportional to 438,032.81, 604,486.19 and 236,828.81 is: 326,824.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,032.81 : 604,486.19 = 236,828.81 : x
  2. Step 2: Convert to fraction form
    438,032.81/604,486.19 = 236,828.81/x
  3. Step 3: Cross multiply
    438,032.81x = 604,486.19 × 236,828.81
  4. Step 4: Simplify right side
    438,032.81x = 143,159,747,142.42
  5. Step 5: Solve for x
    x = 143,159,747,142.42/438,032.81
  6. Step 6: Final answer
    x = 326,824.25

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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.