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Finding the Fourth Proportional to 706,630.80, 1,058,779.80 and 601,654.80

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Solution

The fourth proportional to 706,630.80, 1,058,779.80 and 601,654.80 is: 901,489.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,630.80 : 1,058,779.80 = 601,654.80 : x
  2. Step 2: Convert to fraction form
    706,630.80/1,058,779.80 = 601,654.80/x
  3. Step 3: Cross multiply
    706,630.80x = 1,058,779.80 × 601,654.80
  4. Step 4: Simplify right side
    706,630.80x = 637,019,948,813.04
  5. Step 5: Solve for x
    x = 637,019,948,813.04/706,630.80
  6. Step 6: Final answer
    x = 901,489.08

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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.