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Finding the Fourth Proportional to 546,606.42, 754,317.99 and 304,904.58

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Solution

The fourth proportional to 546,606.42, 754,317.99 and 304,904.58 is: 420,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,606.42 : 754,317.99 = 304,904.58 : x
  2. Step 2: Convert to fraction form
    546,606.42/754,317.99 = 304,904.58/x
  3. Step 3: Cross multiply
    546,606.42x = 754,317.99 × 304,904.58
  4. Step 4: Simplify right side
    546,606.42x = 229,995,009,927.39
  5. Step 5: Solve for x
    x = 229,995,009,927.39/546,606.42
  6. Step 6: Final answer
    x = 420,768.95

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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.