Home / 740,052.50-1,021,301.79-417,773.75

Finding the Fourth Proportional to 740,052.50, 1,021,301.79 and 417,773.75

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Solution

The fourth proportional to 740,052.50, 1,021,301.79 and 417,773.75 is: 576,544.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,052.50 : 1,021,301.79 = 417,773.75 : x
  2. Step 2: Convert to fraction form
    740,052.50/1,021,301.79 = 417,773.75/x
  3. Step 3: Cross multiply
    740,052.50x = 1,021,301.79 × 417,773.75
  4. Step 4: Simplify right side
    740,052.50x = 426,673,078,936.66
  5. Step 5: Solve for x
    x = 426,673,078,936.66/740,052.50
  6. Step 6: Final answer
    x = 576,544.34

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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.