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Finding the Fourth Proportional to 1,899,867.06, 2,849,806.26 and 460,544.76

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Solution

The fourth proportional to 1,899,867.06, 2,849,806.26 and 460,544.76 is: 690,818.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,867.06 : 2,849,806.26 = 460,544.76 : x
  2. Step 2: Convert to fraction form
    1,899,867.06/2,849,806.26 = 460,544.76/x
  3. Step 3: Cross multiply
    1,899,867.06x = 2,849,806.26 × 460,544.76
  4. Step 4: Simplify right side
    1,899,867.06x = 1,312,463,340,058.20
  5. Step 5: Solve for x
    x = 1,312,463,340,058.20/1,899,867.06
  6. Step 6: Final answer
    x = 690,818.51

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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.