Home / 427,113.56-589,417.77-233,533.76

Finding the Fourth Proportional to 427,113.56, 589,417.77 and 233,533.76

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Solution

The fourth proportional to 427,113.56, 589,417.77 and 233,533.76 is: 322,277.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,113.56 : 589,417.77 = 233,533.76 : x
  2. Step 2: Convert to fraction form
    427,113.56/589,417.77 = 233,533.76/x
  3. Step 3: Cross multiply
    427,113.56x = 589,417.77 × 233,533.76
  4. Step 4: Simplify right side
    427,113.56x = 137,648,947,468.96
  5. Step 5: Solve for x
    x = 137,648,947,468.96/427,113.56
  6. Step 6: Final answer
    x = 322,277.17

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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.