Home / 346,544.10-519,889.05-146,761.65

Finding the Fourth Proportional to 346,544.10, 519,889.05 and 146,761.65

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Solution

The fourth proportional to 346,544.10, 519,889.05 and 146,761.65 is: 220,173.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,544.10 : 519,889.05 = 146,761.65 : x
  2. Step 2: Convert to fraction form
    346,544.10/519,889.05 = 146,761.65/x
  3. Step 3: Cross multiply
    346,544.10x = 519,889.05 × 146,761.65
  4. Step 4: Simplify right side
    346,544.10x = 76,299,774,794.93
  5. Step 5: Solve for x
    x = 76,299,774,794.93/346,544.10
  6. Step 6: Final answer
    x = 220,173.35

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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.