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Finding the Fourth Proportional to 429,297.99, 592,401.55 and 238,296.35

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Solution

The fourth proportional to 429,297.99, 592,401.55 and 238,296.35 is: 328,832.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,297.99 : 592,401.55 = 238,296.35 : x
  2. Step 2: Convert to fraction form
    429,297.99/592,401.55 = 238,296.35/x
  3. Step 3: Cross multiply
    429,297.99x = 592,401.55 × 238,296.35
  4. Step 4: Simplify right side
    429,297.99x = 141,167,127,099.34
  5. Step 5: Solve for x
    x = 141,167,127,099.34/429,297.99
  6. Step 6: Final answer
    x = 328,832.49

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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.