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Finding the Fourth Proportional to 546,800.70, 766,308.30 and 546,800.70

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Solution

The fourth proportional to 546,800.70, 766,308.30 and 546,800.70 is: 766,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,800.70 : 766,308.30 = 546,800.70 : x
  2. Step 2: Convert to fraction form
    546,800.70/766,308.30 = 546,800.70/x
  3. Step 3: Cross multiply
    546,800.70x = 766,308.30 × 546,800.70
  4. Step 4: Simplify right side
    546,800.70x = 419,017,914,855.81
  5. Step 5: Solve for x
    x = 419,017,914,855.81/546,800.70
  6. Step 6: Final answer
    x = 766,308.30

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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.