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Finding the Fourth Proportional to 1,094,596.05, 1,641,894.08 and 1,019,946.45

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Solution

The fourth proportional to 1,094,596.05, 1,641,894.08 and 1,019,946.45 is: 1,529,919.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,596.05 : 1,641,894.08 = 1,019,946.45 : x
  2. Step 2: Convert to fraction form
    1,094,596.05/1,641,894.08 = 1,019,946.45/x
  3. Step 3: Cross multiply
    1,094,596.05x = 1,641,894.08 × 1,019,946.45
  4. Step 4: Simplify right side
    1,094,596.05x = 1,674,644,038,172.02
  5. Step 5: Solve for x
    x = 1,674,644,038,172.02/1,094,596.05
  6. Step 6: Final answer
    x = 1,529,919.68

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Double scale
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Similar ratio
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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.