Home / 736,880.22-1,105,827.66-257,110.74

Finding the Fourth Proportional to 736,880.22, 1,105,827.66 and 257,110.74

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Solution

The fourth proportional to 736,880.22, 1,105,827.66 and 257,110.74 is: 385,843.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,880.22 : 1,105,827.66 = 257,110.74 : x
  2. Step 2: Convert to fraction form
    736,880.22/1,105,827.66 = 257,110.74/x
  3. Step 3: Cross multiply
    736,880.22x = 1,105,827.66 × 257,110.74
  4. Step 4: Simplify right side
    736,880.22x = 284,320,167,975.07
  5. Step 5: Solve for x
    x = 284,320,167,975.07/736,880.22
  6. Step 6: Final answer
    x = 385,843.13

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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.