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Finding the Fourth Proportional to 328,303.80, 453,097.93 and 183,132.45

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Solution

The fourth proportional to 328,303.80, 453,097.93 and 183,132.45 is: 252,744.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,303.80 : 453,097.93 = 183,132.45 : x
  2. Step 2: Convert to fraction form
    328,303.80/453,097.93 = 183,132.45/x
  3. Step 3: Cross multiply
    328,303.80x = 453,097.93 × 183,132.45
  4. Step 4: Simplify right side
    328,303.80x = 82,976,934,010.83
  5. Step 5: Solve for x
    x = 82,976,934,010.83/328,303.80
  6. Step 6: Final answer
    x = 252,744.36

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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.