Home / 889,399.84-1,227,562.32-567,035.68

Finding the Fourth Proportional to 889,399.84, 1,227,562.32 and 567,035.68

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Solution

The fourth proportional to 889,399.84, 1,227,562.32 and 567,035.68 is: 782,630.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,399.84 : 1,227,562.32 = 567,035.68 : x
  2. Step 2: Convert to fraction form
    889,399.84/1,227,562.32 = 567,035.68/x
  3. Step 3: Cross multiply
    889,399.84x = 1,227,562.32 × 567,035.68
  4. Step 4: Simplify right side
    889,399.84x = 696,071,634,863.58
  5. Step 5: Solve for x
    x = 696,071,634,863.58/889,399.84
  6. Step 6: Final answer
    x = 782,630.72

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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.