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Finding the Fourth Proportional to 963,749.88, 1,445,695.83 and 253,773

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Solution

The fourth proportional to 963,749.88, 1,445,695.83 and 253,773 is: 380,678.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,749.88 : 1,445,695.83 = 253,773 : x
  2. Step 2: Convert to fraction form
    963,749.88/1,445,695.83 = 253,773/x
  3. Step 3: Cross multiply
    963,749.88x = 1,445,695.83 × 253,773
  4. Step 4: Simplify right side
    963,749.88x = 366,878,567,866.59
  5. Step 5: Solve for x
    x = 366,878,567,866.59/963,749.88
  6. Step 6: Final answer
    x = 380,678.20

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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.