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Finding the Fourth Proportional to 191,598.74, 264,314.69 and 148,864.82

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Solution

The fourth proportional to 191,598.74, 264,314.69 and 148,864.82 is: 205,362.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,598.74 : 264,314.69 = 148,864.82 : x
  2. Step 2: Convert to fraction form
    191,598.74/264,314.69 = 148,864.82/x
  3. Step 3: Cross multiply
    191,598.74x = 264,314.69 × 148,864.82
  4. Step 4: Simplify right side
    191,598.74x = 39,347,158,750.21
  5. Step 5: Solve for x
    x = 39,347,158,750.21/191,598.74
  6. Step 6: Final answer
    x = 205,362.30

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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.