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Finding the Fourth Proportional to 1,862,800, 2,570,664 and 1,014,928

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Solution

The fourth proportional to 1,862,800, 2,570,664 and 1,014,928 is: 1,400,600.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,800 : 2,570,664 = 1,014,928 : x
  2. Step 2: Convert to fraction form
    1,862,800/2,570,664 = 1,014,928/x
  3. Step 3: Cross multiply
    1,862,800x = 2,570,664 × 1,014,928
  4. Step 4: Simplify right side
    1,862,800x = 2,609,038,872,192
  5. Step 5: Solve for x
    x = 2,609,038,872,192/1,862,800
  6. Step 6: Final answer
    x = 1,400,600.64

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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.