Home / 579,194.16-864,829.56-518,832.96

Finding the Fourth Proportional to 579,194.16, 864,829.56 and 518,832.96

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Solution

The fourth proportional to 579,194.16, 864,829.56 and 518,832.96 is: 774,700.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,194.16 : 864,829.56 = 518,832.96 : x
  2. Step 2: Convert to fraction form
    579,194.16/864,829.56 = 518,832.96/x
  3. Step 3: Cross multiply
    579,194.16x = 864,829.56 × 518,832.96
  4. Step 4: Simplify right side
    579,194.16x = 448,702,080,510.30
  5. Step 5: Solve for x
    x = 448,702,080,510.30/579,194.16
  6. Step 6: Final answer
    x = 774,700.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.