Home / 654,533.21-903,261.24-368,050.79

Finding the Fourth Proportional to 654,533.21, 903,261.24 and 368,050.79

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Solution

The fourth proportional to 654,533.21, 903,261.24 and 368,050.79 is: 507,913.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,533.21 : 903,261.24 = 368,050.79 : x
  2. Step 2: Convert to fraction form
    654,533.21/903,261.24 = 368,050.79/x
  3. Step 3: Cross multiply
    654,533.21x = 903,261.24 × 368,050.79
  4. Step 4: Simplify right side
    654,533.21x = 332,446,008,442.07
  5. Step 5: Solve for x
    x = 332,446,008,442.07/654,533.21
  6. Step 6: Final answer
    x = 507,913.13

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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.