Home / 751,510.32-1,037,062.68-429,213.72

Finding the Fourth Proportional to 751,510.32, 1,037,062.68 and 429,213.72

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Solution

The fourth proportional to 751,510.32, 1,037,062.68 and 429,213.72 is: 592,302.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,510.32 : 1,037,062.68 = 429,213.72 : x
  2. Step 2: Convert to fraction form
    751,510.32/1,037,062.68 = 429,213.72/x
  3. Step 3: Cross multiply
    751,510.32x = 1,037,062.68 × 429,213.72
  4. Step 4: Simplify right side
    751,510.32x = 445,121,530,755.97
  5. Step 5: Solve for x
    x = 445,121,530,755.97/751,510.32
  6. Step 6: Final answer
    x = 592,302.62

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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.