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Finding the Fourth Proportional to 304,645,739.50, 456,963,294.48 and 74,616,817.06

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Solution

The fourth proportional to 304,645,739.50, 456,963,294.48 and 74,616,817.06 is: 111,923,923.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,645,739.50 : 456,963,294.48 = 74,616,817.06 : x
  2. Step 2: Convert to fraction form
    304,645,739.50/456,963,294.48 = 74,616,817.06/x
  3. Step 3: Cross multiply
    304,645,739.50x = 456,963,294.48 × 74,616,817.06
  4. Step 4: Simplify right side
    304,645,739.50x = 34,097,146,547,349,072
  5. Step 5: Solve for x
    x = 34,097,146,547,349,072/304,645,739.50
  6. Step 6: Final answer
    x = 111,923,923.84

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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.