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Finding the Fourth Proportional to 1,185,594, 1,636,119.80 and 649,050

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Solution

The fourth proportional to 1,185,594, 1,636,119.80 and 649,050 is: 895,689.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,594 : 1,636,119.80 = 649,050 : x
  2. Step 2: Convert to fraction form
    1,185,594/1,636,119.80 = 649,050/x
  3. Step 3: Cross multiply
    1,185,594x = 1,636,119.80 × 649,050
  4. Step 4: Simplify right side
    1,185,594x = 1,061,923,556,190
  5. Step 5: Solve for x
    x = 1,061,923,556,190/1,185,594
  6. Step 6: Final answer
    x = 895,689.04

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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.