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Finding the Fourth Proportional to 411,480.10, 576,465.80 and 411,480.10

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Solution

The fourth proportional to 411,480.10, 576,465.80 and 411,480.10 is: 576,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,480.10 : 576,465.80 = 411,480.10 : x
  2. Step 2: Convert to fraction form
    411,480.10/576,465.80 = 411,480.10/x
  3. Step 3: Cross multiply
    411,480.10x = 576,465.80 × 411,480.10
  4. Step 4: Simplify right side
    411,480.10x = 237,204,205,030.58
  5. Step 5: Solve for x
    x = 237,204,205,030.58/411,480.10
  6. Step 6: Final answer
    x = 576,465.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.