Home / 713,556.50-1,070,278.90-201,200.94

Finding the Fourth Proportional to 713,556.50, 1,070,278.90 and 201,200.94

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Solution

The fourth proportional to 713,556.50, 1,070,278.90 and 201,200.94 is: 301,785.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,556.50 : 1,070,278.90 = 201,200.94 : x
  2. Step 2: Convert to fraction form
    713,556.50/1,070,278.90 = 201,200.94/x
  3. Step 3: Cross multiply
    713,556.50x = 1,070,278.90 × 201,200.94
  4. Step 4: Simplify right side
    713,556.50x = 215,341,123,417.86
  5. Step 5: Solve for x
    x = 215,341,123,417.86/713,556.50
  6. Step 6: Final answer
    x = 301,785.67

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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.