Home / 783,935.55-1,081,852.20-461,586.33

Finding the Fourth Proportional to 783,935.55, 1,081,852.20 and 461,586.33

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Solution

The fourth proportional to 783,935.55, 1,081,852.20 and 461,586.33 is: 637,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,935.55 : 1,081,852.20 = 461,586.33 : x
  2. Step 2: Convert to fraction form
    783,935.55/1,081,852.20 = 461,586.33/x
  3. Step 3: Cross multiply
    783,935.55x = 1,081,852.20 × 461,586.33
  4. Step 4: Simplify right side
    783,935.55x = 499,368,186,600.43
  5. Step 5: Solve for x
    x = 499,368,186,600.43/783,935.55
  6. Step 6: Final answer
    x = 637,001.58

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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.