Home / 355,219.19-532,369.50-265,770.89

Finding the Fourth Proportional to 355,219.19, 532,369.50 and 265,770.89

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Solution

The fourth proportional to 355,219.19, 532,369.50 and 265,770.89 is: 398,312.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,219.19 : 532,369.50 = 265,770.89 : x
  2. Step 2: Convert to fraction form
    355,219.19/532,369.50 = 265,770.89/x
  3. Step 3: Cross multiply
    355,219.19x = 532,369.50 × 265,770.89
  4. Step 4: Simplify right side
    355,219.19x = 141,488,313,162.01
  5. Step 5: Solve for x
    x = 141,488,313,162.01/355,219.19
  6. Step 6: Final answer
    x = 398,312.70

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1.5x scale

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.