Home / 506,015.45-758,911.25-146,108.21

Finding the Fourth Proportional to 506,015.45, 758,911.25 and 146,108.21

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Solution

The fourth proportional to 506,015.45, 758,911.25 and 146,108.21 is: 219,130.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,015.45 : 758,911.25 = 146,108.21 : x
  2. Step 2: Convert to fraction form
    506,015.45/758,911.25 = 146,108.21/x
  3. Step 3: Cross multiply
    506,015.45x = 758,911.25 × 146,108.21
  4. Step 4: Simplify right side
    506,015.45x = 110,883,166,548.91
  5. Step 5: Solve for x
    x = 110,883,166,548.91/506,015.45
  6. Step 6: Final answer
    x = 219,130.00

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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.