Home / 743,527.50-1,115,289.06-211,048.98

Finding the Fourth Proportional to 743,527.50, 1,115,289.06 and 211,048.98

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Solution

The fourth proportional to 743,527.50, 1,115,289.06 and 211,048.98 is: 316,572.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,527.50 : 1,115,289.06 = 211,048.98 : x
  2. Step 2: Convert to fraction form
    743,527.50/1,115,289.06 = 211,048.98/x
  3. Step 3: Cross multiply
    743,527.50x = 1,115,289.06 × 211,048.98
  4. Step 4: Simplify right side
    743,527.50x = 235,380,618,518.16
  5. Step 5: Solve for x
    x = 235,380,618,518.16/743,527.50
  6. Step 6: Final answer
    x = 316,572.85

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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.