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Finding the Fourth Proportional to 582,044,019.60, 873,066,029.40 and 547,606,642.80

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Solution

The fourth proportional to 582,044,019.60, 873,066,029.40 and 547,606,642.80 is: 821,409,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,044,019.60 : 873,066,029.40 = 547,606,642.80 : x
  2. Step 2: Convert to fraction form
    582,044,019.60/873,066,029.40 = 547,606,642.80/x
  3. Step 3: Cross multiply
    582,044,019.60x = 873,066,029.40 × 547,606,642.80
  4. Step 4: Simplify right side
    582,044,019.60x = 478,096,757,302,460,032
  5. Step 5: Solve for x
    x = 478,096,757,302,460,032/582,044,019.60
  6. Step 6: Final answer
    x = 821,409,964.20

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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.