Home / 892,689.04-1,232,089.68-530,314.21

Finding the Fourth Proportional to 892,689.04, 1,232,089.68 and 530,314.21

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Solution

The fourth proportional to 892,689.04, 1,232,089.68 and 530,314.21 is: 731,939.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,689.04 : 1,232,089.68 = 530,314.21 : x
  2. Step 2: Convert to fraction form
    892,689.04/1,232,089.68 = 530,314.21/x
  3. Step 3: Cross multiply
    892,689.04x = 1,232,089.68 × 530,314.21
  4. Step 4: Simplify right side
    892,689.04x = 653,394,665,298.35
  5. Step 5: Solve for x
    x = 653,394,665,298.35/892,689.04
  6. Step 6: Final answer
    x = 731,939.83

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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.