Home / 427,294.06-589,641.80-233,663.34

Finding the Fourth Proportional to 427,294.06, 589,641.80 and 233,663.34

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Solution

The fourth proportional to 427,294.06, 589,641.80 and 233,663.34 is: 322,442.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,294.06 : 589,641.80 = 233,663.34 : x
  2. Step 2: Convert to fraction form
    427,294.06/589,641.80 = 233,663.34/x
  3. Step 3: Cross multiply
    427,294.06x = 589,641.80 × 233,663.34
  4. Step 4: Simplify right side
    427,294.06x = 137,777,672,391.61
  5. Step 5: Solve for x
    x = 137,777,672,391.61/427,294.06
  6. Step 6: Final answer
    x = 322,442.28

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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.