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Finding the Fourth Proportional to 970,300.20, 1,453,376.70 and 804,412.20

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Solution

The fourth proportional to 970,300.20, 1,453,376.70 and 804,412.20 is: 1,204,899.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,300.20 : 1,453,376.70 = 804,412.20 : x
  2. Step 2: Convert to fraction form
    970,300.20/1,453,376.70 = 804,412.20/x
  3. Step 3: Cross multiply
    970,300.20x = 1,453,376.70 × 804,412.20
  4. Step 4: Simplify right side
    970,300.20x = 1,169,113,948,675.74
  5. Step 5: Solve for x
    x = 1,169,113,948,675.74/970,300.20
  6. Step 6: Final answer
    x = 1,204,899.21

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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.