Home / 940,917.81-1,298,530.84-533,023.01

Finding the Fourth Proportional to 940,917.81, 1,298,530.84 and 533,023.01

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Solution

The fourth proportional to 940,917.81, 1,298,530.84 and 533,023.01 is: 735,608.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,917.81 : 1,298,530.84 = 533,023.01 : x
  2. Step 2: Convert to fraction form
    940,917.81/1,298,530.84 = 533,023.01/x
  3. Step 3: Cross multiply
    940,917.81x = 1,298,530.84 × 533,023.01
  4. Step 4: Simplify right side
    940,917.81x = 692,146,809,089.42
  5. Step 5: Solve for x
    x = 692,146,809,089.42/940,917.81
  6. Step 6: Final answer
    x = 735,608.15

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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.