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Finding the Fourth Proportional to 328,461.93, 453,277.02 and 177,558.93

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Solution

The fourth proportional to 328,461.93, 453,277.02 and 177,558.93 is: 245,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,461.93 : 453,277.02 = 177,558.93 : x
  2. Step 2: Convert to fraction form
    328,461.93/453,277.02 = 177,558.93/x
  3. Step 3: Cross multiply
    328,461.93x = 453,277.02 × 177,558.93
  4. Step 4: Simplify right side
    328,461.93x = 80,483,382,664.79
  5. Step 5: Solve for x
    x = 80,483,382,664.79/328,461.93
  6. Step 6: Final answer
    x = 245,031.08

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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.