Home / 477,918.29-716,877.36-197,442.83

Finding the Fourth Proportional to 477,918.29, 716,877.36 and 197,442.83

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Solution

The fourth proportional to 477,918.29, 716,877.36 and 197,442.83 is: 296,164.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,918.29 : 716,877.36 = 197,442.83 : x
  2. Step 2: Convert to fraction form
    477,918.29/716,877.36 = 197,442.83/x
  3. Step 3: Cross multiply
    477,918.29x = 716,877.36 × 197,442.83
  4. Step 4: Simplify right side
    477,918.29x = 141,542,291,136.94
  5. Step 5: Solve for x
    x = 141,542,291,136.94/477,918.29
  6. Step 6: Final answer
    x = 296,164.21

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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.