Home / 684,014.96-943,924.12-373,903.76

Finding the Fourth Proportional to 684,014.96, 943,924.12 and 373,903.76

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Solution

The fourth proportional to 684,014.96, 943,924.12 and 373,903.76 is: 515,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,014.96 : 943,924.12 = 373,903.76 : x
  2. Step 2: Convert to fraction form
    684,014.96/943,924.12 = 373,903.76/x
  3. Step 3: Cross multiply
    684,014.96x = 943,924.12 × 373,903.76
  4. Step 4: Simplify right side
    684,014.96x = 352,936,777,622.69
  5. Step 5: Solve for x
    x = 352,936,777,622.69/684,014.96
  6. Step 6: Final answer
    x = 515,978.16

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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.