Home / 892,880.76-1,232,185.47-525,439.17

Finding the Fourth Proportional to 892,880.76, 1,232,185.47 and 525,439.17

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Solution

The fourth proportional to 892,880.76, 1,232,185.47 and 525,439.17 is: 725,111.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,880.76 : 1,232,185.47 = 525,439.17 : x
  2. Step 2: Convert to fraction form
    892,880.76/1,232,185.47 = 525,439.17/x
  3. Step 3: Cross multiply
    892,880.76x = 1,232,185.47 × 525,439.17
  4. Step 4: Simplify right side
    892,880.76x = 647,438,510,642.86
  5. Step 5: Solve for x
    x = 647,438,510,642.86/892,880.76
  6. Step 6: Final answer
    x = 725,111.95

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Double scale
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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.