Home / 896,415.61-1,237,053.57-494,007.61

Finding the Fourth Proportional to 896,415.61, 1,237,053.57 and 494,007.61

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Solution

The fourth proportional to 896,415.61, 1,237,053.57 and 494,007.61 is: 681,730.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,415.61 : 1,237,053.57 = 494,007.61 : x
  2. Step 2: Convert to fraction form
    896,415.61/1,237,053.57 = 494,007.61/x
  3. Step 3: Cross multiply
    896,415.61x = 1,237,053.57 × 494,007.61
  4. Step 4: Simplify right side
    896,415.61x = 611,113,874,931.98
  5. Step 5: Solve for x
    x = 611,113,874,931.98/896,415.61
  6. Step 6: Final answer
    x = 681,730.51

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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.