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Finding the Fourth Proportional to 346,559.04, 519,856.92 and 97,260.48

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Solution

The fourth proportional to 346,559.04, 519,856.92 and 97,260.48 is: 145,895.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,559.04 : 519,856.92 = 97,260.48 : x
  2. Step 2: Convert to fraction form
    346,559.04/519,856.92 = 97,260.48/x
  3. Step 3: Cross multiply
    346,559.04x = 519,856.92 × 97,260.48
  4. Step 4: Simplify right side
    346,559.04x = 50,561,533,570.52
  5. Step 5: Solve for x
    x = 50,561,533,570.52/346,559.04
  6. Step 6: Final answer
    x = 145,895.87

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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.