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Finding the Fourth Proportional to 685,166.35, 944,901.31 and 588,337.27

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Solution

The fourth proportional to 685,166.35, 944,901.31 and 588,337.27 is: 811,365.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,166.35 : 944,901.31 = 588,337.27 : x
  2. Step 2: Convert to fraction form
    685,166.35/944,901.31 = 588,337.27/x
  3. Step 3: Cross multiply
    685,166.35x = 944,901.31 × 588,337.27
  4. Step 4: Simplify right side
    685,166.35x = 555,920,658,075.23
  5. Step 5: Solve for x
    x = 555,920,658,075.23/685,166.35
  6. Step 6: Final answer
    x = 811,365.96

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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.