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Finding the Fourth Proportional to 328,838.77, 453,792.72 and 183,643.02

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Solution

The fourth proportional to 328,838.77, 453,792.72 and 183,643.02 is: 253,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,838.77 : 453,792.72 = 183,643.02 : x
  2. Step 2: Convert to fraction form
    328,838.77/453,792.72 = 183,643.02/x
  3. Step 3: Cross multiply
    328,838.77x = 453,792.72 × 183,643.02
  4. Step 4: Simplify right side
    328,838.77x = 83,335,865,554.81
  5. Step 5: Solve for x
    x = 83,335,865,554.81/328,838.77
  6. Step 6: Final answer
    x = 253,424.70

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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.