Home / 426,315.42-588,315.39-235,328.94

Finding the Fourth Proportional to 426,315.42, 588,315.39 and 235,328.94

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Solution

The fourth proportional to 426,315.42, 588,315.39 and 235,328.94 is: 324,754.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,315.42 : 588,315.39 = 235,328.94 : x
  2. Step 2: Convert to fraction form
    426,315.42/588,315.39 = 235,328.94/x
  3. Step 3: Cross multiply
    426,315.42x = 588,315.39 × 235,328.94
  4. Step 4: Simplify right side
    426,315.42x = 138,447,637,114.39
  5. Step 5: Solve for x
    x = 138,447,637,114.39/426,315.42
  6. Step 6: Final answer
    x = 324,754.00

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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.