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Finding the Fourth Proportional to 533,510.70, 800,266.05 and 514,848.30

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Solution

The fourth proportional to 533,510.70, 800,266.05 and 514,848.30 is: 772,272.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,510.70 : 800,266.05 = 514,848.30 : x
  2. Step 2: Convert to fraction form
    533,510.70/800,266.05 = 514,848.30/x
  3. Step 3: Cross multiply
    533,510.70x = 800,266.05 × 514,848.30
  4. Step 4: Simplify right side
    533,510.70x = 412,015,615,390.22
  5. Step 5: Solve for x
    x = 412,015,615,390.22/533,510.70
  6. Step 6: Final answer
    x = 772,272.45

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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.