Home / 476,303.37-657,321.93-261,441.15

Finding the Fourth Proportional to 476,303.37, 657,321.93 and 261,441.15

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Solution

The fourth proportional to 476,303.37, 657,321.93 and 261,441.15 is: 360,801.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,303.37 : 657,321.93 = 261,441.15 : x
  2. Step 2: Convert to fraction form
    476,303.37/657,321.93 = 261,441.15/x
  3. Step 3: Cross multiply
    476,303.37x = 657,321.93 × 261,441.15
  4. Step 4: Simplify right side
    476,303.37x = 171,851,001,299.42
  5. Step 5: Solve for x
    x = 171,851,001,299.42/476,303.37
  6. Step 6: Final answer
    x = 360,801.56

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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.