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Finding the Fourth Proportional to 970,411.20, 1,453,543.20 and 804,523.20

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Solution

The fourth proportional to 970,411.20, 1,453,543.20 and 804,523.20 is: 1,205,065.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,411.20 : 1,453,543.20 = 804,523.20 : x
  2. Step 2: Convert to fraction form
    970,411.20/1,453,543.20 = 804,523.20/x
  3. Step 3: Cross multiply
    970,411.20x = 1,453,543.20 × 804,523.20
  4. Step 4: Simplify right side
    970,411.20x = 1,169,409,226,602.24
  5. Step 5: Solve for x
    x = 1,169,409,226,602.24/970,411.20
  6. Step 6: Final answer
    x = 1,205,065.67

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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.