Home / 463,943.40-695,979.90-197,701.80

Finding the Fourth Proportional to 463,943.40, 695,979.90 and 197,701.80

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Solution

The fourth proportional to 463,943.40, 695,979.90 and 197,701.80 is: 296,580.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,943.40 : 695,979.90 = 197,701.80 : x
  2. Step 2: Convert to fraction form
    463,943.40/695,979.90 = 197,701.80/x
  3. Step 3: Cross multiply
    463,943.40x = 695,979.90 × 197,701.80
  4. Step 4: Simplify right side
    463,943.40x = 137,596,478,993.82
  5. Step 5: Solve for x
    x = 137,596,478,993.82/463,943.40
  6. Step 6: Final answer
    x = 296,580.31

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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.