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Finding the Fourth Proportional to 1,834,850.64, 2,532,152.88 and 1,019,064.06

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Solution

The fourth proportional to 1,834,850.64, 2,532,152.88 and 1,019,064.06 is: 1,406,341.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,850.64 : 2,532,152.88 = 1,019,064.06 : x
  2. Step 2: Convert to fraction form
    1,834,850.64/2,532,152.88 = 1,019,064.06/x
  3. Step 3: Cross multiply
    1,834,850.64x = 2,532,152.88 × 1,019,064.06
  4. Step 4: Simplify right side
    1,834,850.64x = 2,580,425,994,433.49
  5. Step 5: Solve for x
    x = 2,580,425,994,433.49/1,834,850.64
  6. Step 6: Final answer
    x = 1,406,341.17

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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.