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Finding the Fourth Proportional to 651,770.70, 977,656.05 and 533,672.70

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Solution

The fourth proportional to 651,770.70, 977,656.05 and 533,672.70 is: 800,509.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,770.70 : 977,656.05 = 533,672.70 : x
  2. Step 2: Convert to fraction form
    651,770.70/977,656.05 = 533,672.70/x
  3. Step 3: Cross multiply
    651,770.70x = 977,656.05 × 533,672.70
  4. Step 4: Simplify right side
    651,770.70x = 521,748,343,874.84
  5. Step 5: Solve for x
    x = 521,748,343,874.84/651,770.70
  6. Step 6: Final answer
    x = 800,509.05

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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.