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Finding the Fourth Proportional to 607,145.52, 910,655.86 and 202,294

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Solution

The fourth proportional to 607,145.52, 910,655.86 and 202,294 is: 303,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,145.52 : 910,655.86 = 202,294 : x
  2. Step 2: Convert to fraction form
    607,145.52/910,655.86 = 202,294/x
  3. Step 3: Cross multiply
    607,145.52x = 910,655.86 × 202,294
  4. Step 4: Simplify right side
    607,145.52x = 184,220,216,542.84
  5. Step 5: Solve for x
    x = 184,220,216,542.84/607,145.52
  6. Step 6: Final answer
    x = 303,420.20

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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.