Home / 461,945.48-688,648.14-454,665.83

Finding the Fourth Proportional to 461,945.48, 688,648.14 and 454,665.83

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Solution

The fourth proportional to 461,945.48, 688,648.14 and 454,665.83 is: 677,795.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,945.48 : 688,648.14 = 454,665.83 : x
  2. Step 2: Convert to fraction form
    461,945.48/688,648.14 = 454,665.83/x
  3. Step 3: Cross multiply
    461,945.48x = 688,648.14 × 454,665.83
  4. Step 4: Simplify right side
    461,945.48x = 313,104,774,707.82
  5. Step 5: Solve for x
    x = 313,104,774,707.82/461,945.48
  6. Step 6: Final answer
    x = 677,795.96

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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.