Home / 476,161.23-657,119.23-261,303.06

Finding the Fourth Proportional to 476,161.23, 657,119.23 and 261,303.06

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Solution

The fourth proportional to 476,161.23, 657,119.23 and 261,303.06 is: 360,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,161.23 : 657,119.23 = 261,303.06 : x
  2. Step 2: Convert to fraction form
    476,161.23/657,119.23 = 261,303.06/x
  3. Step 3: Cross multiply
    476,161.23x = 657,119.23 × 261,303.06
  4. Step 4: Simplify right side
    476,161.23x = 171,707,268,864.61
  5. Step 5: Solve for x
    x = 171,707,268,864.61/476,161.23
  6. Step 6: Final answer
    x = 360,607.41

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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.