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Finding the Fourth Proportional to 466,519.92, 696,139.92 and 416,254.32

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Solution

The fourth proportional to 466,519.92, 696,139.92 and 416,254.32 is: 621,133.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,519.92 : 696,139.92 = 416,254.32 : x
  2. Step 2: Convert to fraction form
    466,519.92/696,139.92 = 416,254.32/x
  3. Step 3: Cross multiply
    466,519.92x = 696,139.92 × 416,254.32
  4. Step 4: Simplify right side
    466,519.92x = 289,771,249,024.45
  5. Step 5: Solve for x
    x = 289,771,249,024.45/466,519.92
  6. Step 6: Final answer
    x = 621,133.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.