Home / 530,401.50-795,748.32-156,424.50

Finding the Fourth Proportional to 530,401.50, 795,748.32 and 156,424.50

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Solution

The fourth proportional to 530,401.50, 795,748.32 and 156,424.50 is: 234,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,401.50 : 795,748.32 = 156,424.50 : x
  2. Step 2: Convert to fraction form
    530,401.50/795,748.32 = 156,424.50/x
  3. Step 3: Cross multiply
    530,401.50x = 795,748.32 × 156,424.50
  4. Step 4: Simplify right side
    530,401.50x = 124,474,533,081.84
  5. Step 5: Solve for x
    x = 124,474,533,081.84/530,401.50
  6. Step 6: Final answer
    x = 234,679.83

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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.