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Finding the Fourth Proportional to 453,155.00, 625,369.94 and 249,221.67

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Solution

The fourth proportional to 453,155.00, 625,369.94 and 249,221.67 is: 343,934.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,155.00 : 625,369.94 = 249,221.67 : x
  2. Step 2: Convert to fraction form
    453,155.00/625,369.94 = 249,221.67/x
  3. Step 3: Cross multiply
    453,155.00x = 625,369.94 × 249,221.67
  4. Step 4: Simplify right side
    453,155.00x = 155,855,739,568.49
  5. Step 5: Solve for x
    x = 155,855,739,568.49/453,155.00
  6. Step 6: Final answer
    x = 343,934.73

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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.