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Finding the Fourth Proportional to 709,800.70, 1,064,701.05 and 569,832.70

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Solution

The fourth proportional to 709,800.70, 1,064,701.05 and 569,832.70 is: 854,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,800.70 : 1,064,701.05 = 569,832.70 : x
  2. Step 2: Convert to fraction form
    709,800.70/1,064,701.05 = 569,832.70/x
  3. Step 3: Cross multiply
    709,800.70x = 1,064,701.05 × 569,832.70
  4. Step 4: Simplify right side
    709,800.70x = 606,701,474,014.34
  5. Step 5: Solve for x
    x = 606,701,474,014.34/709,800.70
  6. Step 6: Final answer
    x = 854,749.05

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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.