Home / 429,397.29-592,556.99-238,405.77

Finding the Fourth Proportional to 429,397.29, 592,556.99 and 238,405.77

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Solution

The fourth proportional to 429,397.29, 592,556.99 and 238,405.77 is: 328,993.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,397.29 : 592,556.99 = 238,405.77 : x
  2. Step 2: Convert to fraction form
    429,397.29/592,556.99 = 238,405.77/x
  3. Step 3: Cross multiply
    429,397.29x = 592,556.99 × 238,405.77
  4. Step 4: Simplify right side
    429,397.29x = 141,269,004,277.80
  5. Step 5: Solve for x
    x = 141,269,004,277.80/429,397.29
  6. Step 6: Final answer
    x = 328,993.70

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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.