Home / 328,623.84-453,499.77-183,428.37

Finding the Fourth Proportional to 328,623.84, 453,499.77 and 183,428.37

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Solution

The fourth proportional to 328,623.84, 453,499.77 and 183,428.37 is: 253,130.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,623.84 : 453,499.77 = 183,428.37 : x
  2. Step 2: Convert to fraction form
    328,623.84/453,499.77 = 183,428.37/x
  3. Step 3: Cross multiply
    328,623.84x = 453,499.77 × 183,428.37
  4. Step 4: Simplify right side
    328,623.84x = 83,184,721,797.55
  5. Step 5: Solve for x
    x = 83,184,721,797.55/328,623.84
  6. Step 6: Final answer
    x = 253,130.51

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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.