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Finding the Fourth Proportional to 2,063,612.07, 2,847,784.65 and 1,158,194.07

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Solution

The fourth proportional to 2,063,612.07, 2,847,784.65 and 1,158,194.07 is: 1,598,307.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,063,612.07 : 2,847,784.65 = 1,158,194.07 : x
  2. Step 2: Convert to fraction form
    2,063,612.07/2,847,784.65 = 1,158,194.07/x
  3. Step 3: Cross multiply
    2,063,612.07x = 2,847,784.65 × 1,158,194.07
  4. Step 4: Simplify right side
    2,063,612.07x = 3,298,287,294,267.03
  5. Step 5: Solve for x
    x = 3,298,287,294,267.03/2,063,612.07
  6. Step 6: Final answer
    x = 1,598,307.81

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.