Home / 792,000.45-1,186,445.48-540,058.05

Finding the Fourth Proportional to 792,000.45, 1,186,445.48 and 540,058.05

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Solution

The fourth proportional to 792,000.45, 1,186,445.48 and 540,058.05 is: 809,026.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,000.45 : 1,186,445.48 = 540,058.05 : x
  2. Step 2: Convert to fraction form
    792,000.45/1,186,445.48 = 540,058.05/x
  3. Step 3: Cross multiply
    792,000.45x = 1,186,445.48 × 540,058.05
  4. Step 4: Simplify right side
    792,000.45x = 640,749,429,659.82
  5. Step 5: Solve for x
    x = 640,749,429,659.82/792,000.45
  6. Step 6: Final answer
    x = 809,026.60

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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.