Home / 429,112.08-592,181.28-238,133.52

Finding the Fourth Proportional to 429,112.08, 592,181.28 and 238,133.52

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Solution

The fourth proportional to 429,112.08, 592,181.28 and 238,133.52 is: 328,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,112.08 : 592,181.28 = 238,133.52 : x
  2. Step 2: Convert to fraction form
    429,112.08/592,181.28 = 238,133.52/x
  3. Step 3: Cross multiply
    429,112.08x = 592,181.28 × 238,133.52
  4. Step 4: Simplify right side
    429,112.08x = 141,018,212,684.51
  5. Step 5: Solve for x
    x = 141,018,212,684.51/429,112.08
  6. Step 6: Final answer
    x = 328,627.93

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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.