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Finding the Fourth Proportional to 530,307.52, 795,144 and 359,738.84

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Solution

The fourth proportional to 530,307.52, 795,144 and 359,738.84 is: 539,393.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,307.52 : 795,144 = 359,738.84 : x
  2. Step 2: Convert to fraction form
    530,307.52/795,144 = 359,738.84/x
  3. Step 3: Cross multiply
    530,307.52x = 795,144 × 359,738.84
  4. Step 4: Simplify right side
    530,307.52x = 286,044,180,192.96
  5. Step 5: Solve for x
    x = 286,044,180,192.96/530,307.52
  6. Step 6: Final answer
    x = 539,393.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.