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Finding the Fourth Proportional to 1,866,190.22, 2,799,774.84 and 586,746.01

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Solution

The fourth proportional to 1,866,190.22, 2,799,774.84 and 586,746.01 is: 880,272.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,190.22 : 2,799,774.84 = 586,746.01 : x
  2. Step 2: Convert to fraction form
    1,866,190.22/2,799,774.84 = 586,746.01/x
  3. Step 3: Cross multiply
    1,866,190.22x = 2,799,774.84 × 586,746.01
  4. Step 4: Simplify right side
    1,866,190.22x = 1,642,756,718,667.96
  5. Step 5: Solve for x
    x = 1,642,756,718,667.96/1,866,190.22
  6. Step 6: Final answer
    x = 880,272.92

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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.