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Finding the Fourth Proportional to 341,600.34, 512,406.59 and 104,945.07

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Solution

The fourth proportional to 341,600.34, 512,406.59 and 104,945.07 is: 157,419.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,600.34 : 512,406.59 = 104,945.07 : x
  2. Step 2: Convert to fraction form
    341,600.34/512,406.59 = 104,945.07/x
  3. Step 3: Cross multiply
    341,600.34x = 512,406.59 × 104,945.07
  4. Step 4: Simplify right side
    341,600.34x = 53,774,544,931.29
  5. Step 5: Solve for x
    x = 53,774,544,931.29/341,600.34
  6. Step 6: Final answer
    x = 157,419.47

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1.5x scale

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.