Home / 433,443.30-597,890.21-286,269.06

Finding the Fourth Proportional to 433,443.30, 597,890.21 and 286,269.06

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Solution

The fourth proportional to 433,443.30, 597,890.21 and 286,269.06 is: 394,878.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,443.30 : 597,890.21 = 286,269.06 : x
  2. Step 2: Convert to fraction form
    433,443.30/597,890.21 = 286,269.06/x
  3. Step 3: Cross multiply
    433,443.30x = 597,890.21 × 286,269.06
  4. Step 4: Simplify right side
    433,443.30x = 171,157,466,968.56
  5. Step 5: Solve for x
    x = 171,157,466,968.56/433,443.30
  6. Step 6: Final answer
    x = 394,878.56

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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.