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Finding the Fourth Proportional to 446,554.01, 616,241.93 and 242,603.30

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Solution

The fourth proportional to 446,554.01, 616,241.93 and 242,603.30 is: 334,791.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,554.01 : 616,241.93 = 242,603.30 : x
  2. Step 2: Convert to fraction form
    446,554.01/616,241.93 = 242,603.30/x
  3. Step 3: Cross multiply
    446,554.01x = 616,241.93 × 242,603.30
  4. Step 4: Simplify right side
    446,554.01x = 149,502,326,143.96
  5. Step 5: Solve for x
    x = 149,502,326,143.96/446,554.01
  6. Step 6: Final answer
    x = 334,791.14

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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.