Home / 429,723.09-592,402.01-302,002.29

Finding the Fourth Proportional to 429,723.09, 592,402.01 and 302,002.29

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Solution

The fourth proportional to 429,723.09, 592,402.01 and 302,002.29 is: 416,330.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,723.09 : 592,402.01 = 302,002.29 : x
  2. Step 2: Convert to fraction form
    429,723.09/592,402.01 = 302,002.29/x
  3. Step 3: Cross multiply
    429,723.09x = 592,402.01 × 302,002.29
  4. Step 4: Simplify right side
    429,723.09x = 178,906,762,110.59
  5. Step 5: Solve for x
    x = 178,906,762,110.59/429,723.09
  6. Step 6: Final answer
    x = 416,330.34

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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.