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Finding the Fourth Proportional to 590,981,602.20, 886,472,403.30 and 373,303,368.60

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Solution

The fourth proportional to 590,981,602.20, 886,472,403.30 and 373,303,368.60 is: 559,955,052.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,981,602.20 : 886,472,403.30 = 373,303,368.60 : x
  2. Step 2: Convert to fraction form
    590,981,602.20/886,472,403.30 = 373,303,368.60/x
  3. Step 3: Cross multiply
    590,981,602.20x = 886,472,403.30 × 373,303,368.60
  4. Step 4: Simplify right side
    590,981,602.20x = 330,923,134,322,827,776
  5. Step 5: Solve for x
    x = 330,923,134,322,827,776/590,981,602.20
  6. Step 6: Final answer
    x = 559,955,052.90

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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.