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Finding the Fourth Proportional to 693,133.40, 955,902.40 and 577,230.59

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Solution

The fourth proportional to 693,133.40, 955,902.40 and 577,230.59 is: 796,060.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,133.40 : 955,902.40 = 577,230.59 : x
  2. Step 2: Convert to fraction form
    693,133.40/955,902.40 = 577,230.59/x
  3. Step 3: Cross multiply
    693,133.40x = 955,902.40 × 577,230.59
  4. Step 4: Simplify right side
    693,133.40x = 551,776,107,281.10
  5. Step 5: Solve for x
    x = 551,776,107,281.10/693,133.40
  6. Step 6: Final answer
    x = 796,060.48

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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.