Home / 581,636.44-802,659.54-326,989.72

Finding the Fourth Proportional to 581,636.44, 802,659.54 and 326,989.72

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Solution

The fourth proportional to 581,636.44, 802,659.54 and 326,989.72 is: 451,246.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,636.44 : 802,659.54 = 326,989.72 : x
  2. Step 2: Convert to fraction form
    581,636.44/802,659.54 = 326,989.72/x
  3. Step 3: Cross multiply
    581,636.44x = 802,659.54 × 326,989.72
  4. Step 4: Simplify right side
    581,636.44x = 262,461,418,239.93
  5. Step 5: Solve for x
    x = 262,461,418,239.93/581,636.44
  6. Step 6: Final answer
    x = 451,246.52

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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.