Home / 429,132.72-592,203.48-238,146.26

Finding the Fourth Proportional to 429,132.72, 592,203.48 and 238,146.26

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Solution

The fourth proportional to 429,132.72, 592,203.48 and 238,146.26 is: 328,642.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,132.72 : 592,203.48 = 238,146.26 : x
  2. Step 2: Convert to fraction form
    429,132.72/592,203.48 = 238,146.26/x
  3. Step 3: Cross multiply
    429,132.72x = 592,203.48 × 238,146.26
  4. Step 4: Simplify right side
    429,132.72x = 141,031,043,920.99
  5. Step 5: Solve for x
    x = 141,031,043,920.99/429,132.72
  6. Step 6: Final answer
    x = 328,642.02

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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.