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Finding the Fourth Proportional to 507,962, 761,855.88 and 238,117.52

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Solution

The fourth proportional to 507,962, 761,855.88 and 238,117.52 is: 357,135.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,962 : 761,855.88 = 238,117.52 : x
  2. Step 2: Convert to fraction form
    507,962/761,855.88 = 238,117.52/x
  3. Step 3: Cross multiply
    507,962x = 761,855.88 × 238,117.52
  4. Step 4: Simplify right side
    507,962x = 181,411,232,743.02
  5. Step 5: Solve for x
    x = 181,411,232,743.02/507,962
  6. Step 6: Final answer
    x = 357,135.44

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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.