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Finding the Fourth Proportional to 616,762.06, 851,164.14 and 375,004.60

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Solution

The fourth proportional to 616,762.06, 851,164.14 and 375,004.60 is: 517,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,762.06 : 851,164.14 = 375,004.60 : x
  2. Step 2: Convert to fraction form
    616,762.06/851,164.14 = 375,004.60/x
  3. Step 3: Cross multiply
    616,762.06x = 851,164.14 × 375,004.60
  4. Step 4: Simplify right side
    616,762.06x = 319,190,467,855.04
  5. Step 5: Solve for x
    x = 319,190,467,855.04/616,762.06
  6. Step 6: Final answer
    x = 517,526.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.