Home / 303,533.28-418,810.91-176,140.53

Finding the Fourth Proportional to 303,533.28, 418,810.91 and 176,140.53

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Solution

The fourth proportional to 303,533.28, 418,810.91 and 176,140.53 is: 243,036.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,533.28 : 418,810.91 = 176,140.53 : x
  2. Step 2: Convert to fraction form
    303,533.28/418,810.91 = 176,140.53/x
  3. Step 3: Cross multiply
    303,533.28x = 418,810.91 × 176,140.53
  4. Step 4: Simplify right side
    303,533.28x = 73,769,574,776.48
  5. Step 5: Solve for x
    x = 73,769,574,776.48/303,533.28
  6. Step 6: Final answer
    x = 243,036.20

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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.