Home / 1,018,627.69-1,526,991.78-344,237.38

Finding the Fourth Proportional to 1,018,627.69, 1,526,991.78 and 344,237.38

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Solution

The fourth proportional to 1,018,627.69, 1,526,991.78 and 344,237.38 is: 516,035.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,627.69 : 1,526,991.78 = 344,237.38 : x
  2. Step 2: Convert to fraction form
    1,018,627.69/1,526,991.78 = 344,237.38/x
  3. Step 3: Cross multiply
    1,018,627.69x = 1,526,991.78 × 344,237.38
  4. Step 4: Simplify right side
    1,018,627.69x = 525,647,649,628.74
  5. Step 5: Solve for x
    x = 525,647,649,628.74/1,018,627.69
  6. Step 6: Final answer
    x = 516,035.11

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1.5x scale

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.