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Finding the Fourth Proportional to 342,023.00, 510,529.82 and 301,622.63

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Solution

The fourth proportional to 342,023.00, 510,529.82 and 301,622.63 is: 450,225.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,023.00 : 510,529.82 = 301,622.63 : x
  2. Step 2: Convert to fraction form
    342,023.00/510,529.82 = 301,622.63/x
  3. Step 3: Cross multiply
    342,023.00x = 510,529.82 × 301,622.63
  4. Step 4: Simplify right side
    342,023.00x = 153,987,342,941.06
  5. Step 5: Solve for x
    x = 153,987,342,941.06/342,023.00
  6. Step 6: Final answer
    x = 450,225.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.