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Finding the Fourth Proportional to 453,463.55, 680,031.30 and 183,478.40

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Solution

The fourth proportional to 453,463.55, 680,031.30 and 183,478.40 is: 275,151.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,463.55 : 680,031.30 = 183,478.40 : x
  2. Step 2: Convert to fraction form
    453,463.55/680,031.30 = 183,478.40/x
  3. Step 3: Cross multiply
    453,463.55x = 680,031.30 × 183,478.40
  4. Step 4: Simplify right side
    453,463.55x = 124,771,054,873.92
  5. Step 5: Solve for x
    x = 124,771,054,873.92/453,463.55
  6. Step 6: Final answer
    x = 275,151.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.