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Finding the Fourth Proportional to 652,171.77, 899,615.75 and 410,071.05

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Solution

The fourth proportional to 652,171.77, 899,615.75 and 410,071.05 is: 565,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,171.77 : 899,615.75 = 410,071.05 : x
  2. Step 2: Convert to fraction form
    652,171.77/899,615.75 = 410,071.05/x
  3. Step 3: Cross multiply
    652,171.77x = 899,615.75 × 410,071.05
  4. Step 4: Simplify right side
    652,171.77x = 368,906,373,148.68
  5. Step 5: Solve for x
    x = 368,906,373,148.68/652,171.77
  6. Step 6: Final answer
    x = 565,658.30

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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.