Home / 581,636.94-802,660.23-326,990.22

Finding the Fourth Proportional to 581,636.94, 802,660.23 and 326,990.22

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Solution

The fourth proportional to 581,636.94, 802,660.23 and 326,990.22 is: 451,247.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,636.94 : 802,660.23 = 326,990.22 : x
  2. Step 2: Convert to fraction form
    581,636.94/802,660.23 = 326,990.22/x
  3. Step 3: Cross multiply
    581,636.94x = 802,660.23 × 326,990.22
  4. Step 4: Simplify right side
    581,636.94x = 262,462,045,192.95
  5. Step 5: Solve for x
    x = 262,462,045,192.95/581,636.94
  6. Step 6: Final answer
    x = 451,247.21

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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.