Home / 557,138.30-836,184.60-552,944.72

Finding the Fourth Proportional to 557,138.30, 836,184.60 and 552,944.72

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Solution

The fourth proportional to 557,138.30, 836,184.60 and 552,944.72 is: 829,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,138.30 : 836,184.60 = 552,944.72 : x
  2. Step 2: Convert to fraction form
    557,138.30/836,184.60 = 552,944.72/x
  3. Step 3: Cross multiply
    557,138.30x = 836,184.60 × 552,944.72
  4. Step 4: Simplify right side
    557,138.30x = 462,363,859,515.31
  5. Step 5: Solve for x
    x = 462,363,859,515.31/557,138.30
  6. Step 6: Final answer
    x = 829,890.64

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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.