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Finding the Fourth Proportional to 585,237.47, 877,914.61 and 158,779.98

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Solution

The fourth proportional to 585,237.47, 877,914.61 and 158,779.98 is: 238,185.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,237.47 : 877,914.61 = 158,779.98 : x
  2. Step 2: Convert to fraction form
    585,237.47/877,914.61 = 158,779.98/x
  3. Step 3: Cross multiply
    585,237.47x = 877,914.61 × 158,779.98
  4. Step 4: Simplify right side
    585,237.47x = 139,395,263,820.56
  5. Step 5: Solve for x
    x = 139,395,263,820.56/585,237.47
  6. Step 6: Final answer
    x = 238,185.82

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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.