Home / 734,894.45-1,014,128.33-412,618.13

Finding the Fourth Proportional to 734,894.45, 1,014,128.33 and 412,618.13

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Solution

The fourth proportional to 734,894.45, 1,014,128.33 and 412,618.13 is: 569,398.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,894.45 : 1,014,128.33 = 412,618.13 : x
  2. Step 2: Convert to fraction form
    734,894.45/1,014,128.33 = 412,618.13/x
  3. Step 3: Cross multiply
    734,894.45x = 1,014,128.33 × 412,618.13
  4. Step 4: Simplify right side
    734,894.45x = 418,447,727,970.89
  5. Step 5: Solve for x
    x = 418,447,727,970.89/734,894.45
  6. Step 6: Final answer
    x = 569,398.41

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1.5x scale

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.