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Finding the Fourth Proportional to 616,010.50, 924,384.39 and 265,802.50

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Solution

The fourth proportional to 616,010.50, 924,384.39 and 265,802.50 is: 398,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,010.50 : 924,384.39 = 265,802.50 : x
  2. Step 2: Convert to fraction form
    616,010.50/924,384.39 = 265,802.50/x
  3. Step 3: Cross multiply
    616,010.50x = 924,384.39 × 265,802.50
  4. Step 4: Simplify right side
    616,010.50x = 245,703,681,822.98
  5. Step 5: Solve for x
    x = 245,703,681,822.98/616,010.50
  6. Step 6: Final answer
    x = 398,862.81

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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.