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Finding the Fourth Proportional to 569,758,342.40, 854,637,513.60 and 563,711,724.80

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Solution

The fourth proportional to 569,758,342.40, 854,637,513.60 and 563,711,724.80 is: 845,567,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,758,342.40 : 854,637,513.60 = 563,711,724.80 : x
  2. Step 2: Convert to fraction form
    569,758,342.40/854,637,513.60 = 563,711,724.80/x
  3. Step 3: Cross multiply
    569,758,342.40x = 854,637,513.60 × 563,711,724.80
  4. Step 4: Simplify right side
    569,758,342.40x = 481,769,186,870,239,424
  5. Step 5: Solve for x
    x = 481,769,186,870,239,424/569,758,342.40
  6. Step 6: Final answer
    x = 845,567,587.20

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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.