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Finding the Fourth Proportional to 3,898,959.07, 5,851,312.19 and 1,849,626.07

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Solution

The fourth proportional to 3,898,959.07, 5,851,312.19 and 1,849,626.07 is: 2,775,802.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,959.07 : 5,851,312.19 = 1,849,626.07 : x
  2. Step 2: Convert to fraction form
    3,898,959.07/5,851,312.19 = 1,849,626.07/x
  3. Step 3: Cross multiply
    3,898,959.07x = 5,851,312.19 × 1,849,626.07
  4. Step 4: Simplify right side
    3,898,959.07x = 10,822,739,570,332.79
  5. Step 5: Solve for x
    x = 10,822,739,570,332.79/3,898,959.07
  6. Step 6: Final answer
    x = 2,775,802.30

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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.