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Finding the Fourth Proportional to 895,807.20, 1,343,710.80 and 807,233.70

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Solution

The fourth proportional to 895,807.20, 1,343,710.80 and 807,233.70 is: 1,210,850.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,807.20 : 1,343,710.80 = 807,233.70 : x
  2. Step 2: Convert to fraction form
    895,807.20/1,343,710.80 = 807,233.70/x
  3. Step 3: Cross multiply
    895,807.20x = 1,343,710.80 × 807,233.70
  4. Step 4: Simplify right side
    895,807.20x = 1,084,688,640,813.96
  5. Step 5: Solve for x
    x = 1,084,688,640,813.96/895,807.20
  6. Step 6: Final answer
    x = 1,210,850.55

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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.