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Finding the Fourth Proportional to 530,307.83, 795,303.18 and 151,202.31

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Solution

The fourth proportional to 530,307.83, 795,303.18 and 151,202.31 is: 226,758.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,307.83 : 795,303.18 = 151,202.31 : x
  2. Step 2: Convert to fraction form
    530,307.83/795,303.18 = 151,202.31/x
  3. Step 3: Cross multiply
    530,307.83x = 795,303.18 × 151,202.31
  4. Step 4: Simplify right side
    530,307.83x = 120,251,677,966.35
  5. Step 5: Solve for x
    x = 120,251,677,966.35/530,307.83
  6. Step 6: Final answer
    x = 226,758.26

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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.