Home / 426,899.81-589,098.51-235,900.88

Finding the Fourth Proportional to 426,899.81, 589,098.51 and 235,900.88

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Solution

The fourth proportional to 426,899.81, 589,098.51 and 235,900.88 is: 325,530.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,899.81 : 589,098.51 = 235,900.88 : x
  2. Step 2: Convert to fraction form
    426,899.81/589,098.51 = 235,900.88/x
  3. Step 3: Cross multiply
    426,899.81x = 589,098.51 × 235,900.88
  4. Step 4: Simplify right side
    426,899.81x = 138,968,853,970.20
  5. Step 5: Solve for x
    x = 138,968,853,970.20/426,899.81
  6. Step 6: Final answer
    x = 325,530.38

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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.