Home / 1,019,227.66-1,528,841.79-299,569.49

Finding the Fourth Proportional to 1,019,227.66, 1,528,841.79 and 299,569.49

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Solution

The fourth proportional to 1,019,227.66, 1,528,841.79 and 299,569.49 is: 449,354.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,227.66 : 1,528,841.79 = 299,569.49 : x
  2. Step 2: Convert to fraction form
    1,019,227.66/1,528,841.79 = 299,569.49/x
  3. Step 3: Cross multiply
    1,019,227.66x = 1,528,841.79 × 299,569.49
  4. Step 4: Simplify right side
    1,019,227.66x = 457,994,353,409.94
  5. Step 5: Solve for x
    x = 457,994,353,409.94/1,019,227.66
  6. Step 6: Final answer
    x = 449,354.32

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Similar ratio
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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.