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Finding the Fourth Proportional to 616,334.88, 850,547.04 and 348,062.88

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Solution

The fourth proportional to 616,334.88, 850,547.04 and 348,062.88 is: 480,329.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,334.88 : 850,547.04 = 348,062.88 : x
  2. Step 2: Convert to fraction form
    616,334.88/850,547.04 = 348,062.88/x
  3. Step 3: Cross multiply
    616,334.88x = 850,547.04 × 348,062.88
  4. Step 4: Simplify right side
    616,334.88x = 296,043,852,317.88
  5. Step 5: Solve for x
    x = 296,043,852,317.88/616,334.88
  6. Step 6: Final answer
    x = 480,329.54

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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.