Home / 445,948.96-669,025.58-193,271.84

Finding the Fourth Proportional to 445,948.96, 669,025.58 and 193,271.84

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Solution

The fourth proportional to 445,948.96, 669,025.58 and 193,271.84 is: 289,952.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,948.96 : 669,025.58 = 193,271.84 : x
  2. Step 2: Convert to fraction form
    445,948.96/669,025.58 = 193,271.84/x
  3. Step 3: Cross multiply
    445,948.96x = 669,025.58 × 193,271.84
  4. Step 4: Simplify right side
    445,948.96x = 129,303,804,853.67
  5. Step 5: Solve for x
    x = 129,303,804,853.67/445,948.96
  6. Step 6: Final answer
    x = 289,952.03

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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.