Home / 384,095.20-529,998.96-214,307.68

Finding the Fourth Proportional to 384,095.20, 529,998.96 and 214,307.68

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Solution

The fourth proportional to 384,095.20, 529,998.96 and 214,307.68 is: 295,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,095.20 : 529,998.96 = 214,307.68 : x
  2. Step 2: Convert to fraction form
    384,095.20/529,998.96 = 214,307.68/x
  3. Step 3: Cross multiply
    384,095.20x = 529,998.96 × 214,307.68
  4. Step 4: Simplify right side
    384,095.20x = 113,582,847,520.01
  5. Step 5: Solve for x
    x = 113,582,847,520.01/384,095.20
  6. Step 6: Final answer
    x = 295,715.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.