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Finding the Fourth Proportional to 704,273.56, 972,274.08 and 550,985.92

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Solution

The fourth proportional to 704,273.56, 972,274.08 and 550,985.92 is: 760,655.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,273.56 : 972,274.08 = 550,985.92 : x
  2. Step 2: Convert to fraction form
    704,273.56/972,274.08 = 550,985.92/x
  3. Step 3: Cross multiply
    704,273.56x = 972,274.08 × 550,985.92
  4. Step 4: Simplify right side
    704,273.56x = 535,709,328,460.95
  5. Step 5: Solve for x
    x = 535,709,328,460.95/704,273.56
  6. Step 6: Final answer
    x = 760,655.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.