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Finding the Fourth Proportional to 359,001, 538,501.50 and 96,345

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Solution

The fourth proportional to 359,001, 538,501.50 and 96,345 is: 144,517.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,001 : 538,501.50 = 96,345 : x
  2. Step 2: Convert to fraction form
    359,001/538,501.50 = 96,345/x
  3. Step 3: Cross multiply
    359,001x = 538,501.50 × 96,345
  4. Step 4: Simplify right side
    359,001x = 51,881,927,017.50
  5. Step 5: Solve for x
    x = 51,881,927,017.50/359,001
  6. Step 6: Final answer
    x = 144,517.50

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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.