Home / 866,087.91-1,298,688.26-461,510.66

Finding the Fourth Proportional to 866,087.91, 1,298,688.26 and 461,510.66

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Solution

The fourth proportional to 866,087.91, 1,298,688.26 and 461,510.66 is: 692,029.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,087.91 : 1,298,688.26 = 461,510.66 : x
  2. Step 2: Convert to fraction form
    866,087.91/1,298,688.26 = 461,510.66/x
  3. Step 3: Cross multiply
    866,087.91x = 1,298,688.26 × 461,510.66
  4. Step 4: Simplify right side
    866,087.91x = 599,358,476,946.02
  5. Step 5: Solve for x
    x = 599,358,476,946.02/866,087.91
  6. Step 6: Final answer
    x = 692,029.61

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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.