Home / 863,733.20-1,191,948.46-476,572.72

Finding the Fourth Proportional to 863,733.20, 1,191,948.46 and 476,572.72

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Solution

The fourth proportional to 863,733.20, 1,191,948.46 and 476,572.72 is: 657,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,733.20 : 1,191,948.46 = 476,572.72 : x
  2. Step 2: Convert to fraction form
    863,733.20/1,191,948.46 = 476,572.72/x
  3. Step 3: Cross multiply
    863,733.20x = 1,191,948.46 × 476,572.72
  4. Step 4: Simplify right side
    863,733.20x = 568,050,119,420.36
  5. Step 5: Solve for x
    x = 568,050,119,420.36/863,733.20
  6. Step 6: Final answer
    x = 657,668.50

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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.