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Finding the Fourth Proportional to 193,544,362.40, 290,316,546.80 and 193,544,362.40

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Solution

The fourth proportional to 193,544,362.40, 290,316,546.80 and 193,544,362.40 is: 290,316,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,544,362.40 : 290,316,546.80 = 193,544,362.40 : x
  2. Step 2: Convert to fraction form
    193,544,362.40/290,316,546.80 = 193,544,362.40/x
  3. Step 3: Cross multiply
    193,544,362.40x = 290,316,546.80 × 193,544,362.40
  4. Step 4: Simplify right side
    193,544,362.40x = 56,189,130,944,575,768
  5. Step 5: Solve for x
    x = 56,189,130,944,575,768/193,544,362.40
  6. Step 6: Final answer
    x = 290,316,546.80

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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.