Home / 725,748.87-1,001,567.62-403,464.35

Finding the Fourth Proportional to 725,748.87, 1,001,567.62 and 403,464.35

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Solution

The fourth proportional to 725,748.87, 1,001,567.62 and 403,464.35 is: 556,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,748.87 : 1,001,567.62 = 403,464.35 : x
  2. Step 2: Convert to fraction form
    725,748.87/1,001,567.62 = 403,464.35/x
  3. Step 3: Cross multiply
    725,748.87x = 1,001,567.62 × 403,464.35
  4. Step 4: Simplify right side
    725,748.87x = 404,096,828,784.35
  5. Step 5: Solve for x
    x = 404,096,828,784.35/725,748.87
  6. Step 6: Final answer
    x = 556,799.81

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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.