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Finding the Fourth Proportional to 565,420.20, 848,130.30 and 537,772.20

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Solution

The fourth proportional to 565,420.20, 848,130.30 and 537,772.20 is: 806,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,420.20 : 848,130.30 = 537,772.20 : x
  2. Step 2: Convert to fraction form
    565,420.20/848,130.30 = 537,772.20/x
  3. Step 3: Cross multiply
    565,420.20x = 848,130.30 × 537,772.20
  4. Step 4: Simplify right side
    565,420.20x = 456,100,897,317.66
  5. Step 5: Solve for x
    x = 456,100,897,317.66/565,420.20
  6. Step 6: Final answer
    x = 806,658.30

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Double scale
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Similar ratio
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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.