Home / 684,761.08-945,100.02-458,799.16

Finding the Fourth Proportional to 684,761.08, 945,100.02 and 458,799.16

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Solution

The fourth proportional to 684,761.08, 945,100.02 and 458,799.16 is: 633,229.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,761.08 : 945,100.02 = 458,799.16 : x
  2. Step 2: Convert to fraction form
    684,761.08/945,100.02 = 458,799.16/x
  3. Step 3: Cross multiply
    684,761.08x = 945,100.02 × 458,799.16
  4. Step 4: Simplify right side
    684,761.08x = 433,611,095,291.98
  5. Step 5: Solve for x
    x = 433,611,095,291.98/684,761.08
  6. Step 6: Final answer
    x = 633,229.76

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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.