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Finding the Fourth Proportional to 651,697.40, 977,546.10 and 473,367.80

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Solution

The fourth proportional to 651,697.40, 977,546.10 and 473,367.80 is: 710,051.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,697.40 : 977,546.10 = 473,367.80 : x
  2. Step 2: Convert to fraction form
    651,697.40/977,546.10 = 473,367.80/x
  3. Step 3: Cross multiply
    651,697.40x = 977,546.10 × 473,367.80
  4. Step 4: Simplify right side
    651,697.40x = 462,738,846,755.58
  5. Step 5: Solve for x
    x = 462,738,846,755.58/651,697.40
  6. Step 6: Final answer
    x = 710,051.70

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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.