Home / 959,129.83-1,323,599.30-529,410.12

Finding the Fourth Proportional to 959,129.83, 1,323,599.30 and 529,410.12

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Solution

The fourth proportional to 959,129.83, 1,323,599.30 and 529,410.12 is: 730,586.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,129.83 : 1,323,599.30 = 529,410.12 : x
  2. Step 2: Convert to fraction form
    959,129.83/1,323,599.30 = 529,410.12/x
  3. Step 3: Cross multiply
    959,129.83x = 1,323,599.30 × 529,410.12
  4. Step 4: Simplify right side
    959,129.83x = 700,726,864,244.92
  5. Step 5: Solve for x
    x = 700,726,864,244.92/959,129.83
  6. Step 6: Final answer
    x = 730,586.04

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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.