Home / 540,823.50-746,307.07-299,091.96

Finding the Fourth Proportional to 540,823.50, 746,307.07 and 299,091.96

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Solution

The fourth proportional to 540,823.50, 746,307.07 and 299,091.96 is: 412,730.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,823.50 : 746,307.07 = 299,091.96 : x
  2. Step 2: Convert to fraction form
    540,823.50/746,307.07 = 299,091.96/x
  3. Step 3: Cross multiply
    540,823.50x = 746,307.07 × 299,091.96
  4. Step 4: Simplify right side
    540,823.50x = 223,214,443,580.43
  5. Step 5: Solve for x
    x = 223,214,443,580.43/540,823.50
  6. Step 6: Final answer
    x = 412,730.67

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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.