Home / 674,629.94-930,899.35-433,239.48

Finding the Fourth Proportional to 674,629.94, 930,899.35 and 433,239.48

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Solution

The fourth proportional to 674,629.94, 930,899.35 and 433,239.48 is: 597,812.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,629.94 : 930,899.35 = 433,239.48 : x
  2. Step 2: Convert to fraction form
    674,629.94/930,899.35 = 433,239.48/x
  3. Step 3: Cross multiply
    674,629.94x = 930,899.35 × 433,239.48
  4. Step 4: Simplify right side
    674,629.94x = 403,302,350,326.34
  5. Step 5: Solve for x
    x = 403,302,350,326.34/674,629.94
  6. Step 6: Final answer
    x = 597,812.71

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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.