Home / 341,645.10-512,905.05-181,848.30

Finding the Fourth Proportional to 341,645.10, 512,905.05 and 181,848.30

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Solution

The fourth proportional to 341,645.10, 512,905.05 and 181,848.30 is: 273,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,645.10 : 512,905.05 = 181,848.30 : x
  2. Step 2: Convert to fraction form
    341,645.10/512,905.05 = 181,848.30/x
  3. Step 3: Cross multiply
    341,645.10x = 512,905.05 × 181,848.30
  4. Step 4: Simplify right side
    341,645.10x = 93,270,911,403.92
  5. Step 5: Solve for x
    x = 93,270,911,403.92/341,645.10
  6. Step 6: Final answer
    x = 273,005.27

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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.