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Finding the Fourth Proportional to 372,372.84, 554,347.89 and 370,158.84

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Solution

The fourth proportional to 372,372.84, 554,347.89 and 370,158.84 is: 551,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,372.84 : 554,347.89 = 370,158.84 : x
  2. Step 2: Convert to fraction form
    372,372.84/554,347.89 = 370,158.84/x
  3. Step 3: Cross multiply
    372,372.84x = 554,347.89 × 370,158.84
  4. Step 4: Simplify right side
    372,372.84x = 205,196,771,918.85
  5. Step 5: Solve for x
    x = 205,196,771,918.85/372,372.84
  6. Step 6: Final answer
    x = 551,051.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.