Home / 885,023.20-1,326,757.20-530,178.40

Finding the Fourth Proportional to 885,023.20, 1,326,757.20 and 530,178.40

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Solution

The fourth proportional to 885,023.20, 1,326,757.20 and 530,178.40 is: 794,801.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,023.20 : 1,326,757.20 = 530,178.40 : x
  2. Step 2: Convert to fraction form
    885,023.20/1,326,757.20 = 530,178.40/x
  3. Step 3: Cross multiply
    885,023.20x = 1,326,757.20 × 530,178.40
  4. Step 4: Simplify right side
    885,023.20x = 703,418,009,484.48
  5. Step 5: Solve for x
    x = 703,418,009,484.48/885,023.20
  6. Step 6: Final answer
    x = 794,801.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.