Home / 535,353.05-738,788.27-293,637.59

Finding the Fourth Proportional to 535,353.05, 738,788.27 and 293,637.59

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Solution

The fourth proportional to 535,353.05, 738,788.27 and 293,637.59 is: 405,220.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,353.05 : 738,788.27 = 293,637.59 : x
  2. Step 2: Convert to fraction form
    535,353.05/738,788.27 = 293,637.59/x
  3. Step 3: Cross multiply
    535,353.05x = 738,788.27 × 293,637.59
  4. Step 4: Simplify right side
    535,353.05x = 216,936,005,654.88
  5. Step 5: Solve for x
    x = 216,936,005,654.88/535,353.05
  6. Step 6: Final answer
    x = 405,220.45

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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.