Home / 527,298.40-790,984.55-211,755.27

Finding the Fourth Proportional to 527,298.40, 790,984.55 and 211,755.27

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Solution

The fourth proportional to 527,298.40, 790,984.55 and 211,755.27 is: 317,647.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,298.40 : 790,984.55 = 211,755.27 : x
  2. Step 2: Convert to fraction form
    527,298.40/790,984.55 = 211,755.27/x
  3. Step 3: Cross multiply
    527,298.40x = 790,984.55 × 211,755.27
  4. Step 4: Simplify right side
    527,298.40x = 167,495,146,951.08
  5. Step 5: Solve for x
    x = 167,495,146,951.08/527,298.40
  6. Step 6: Final answer
    x = 317,647.74

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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.