Home / 385,015.93-577,520.22-104,533.18

Finding the Fourth Proportional to 385,015.93, 577,520.22 and 104,533.18

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Solution

The fourth proportional to 385,015.93, 577,520.22 and 104,533.18 is: 156,798.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,015.93 : 577,520.22 = 104,533.18 : x
  2. Step 2: Convert to fraction form
    385,015.93/577,520.22 = 104,533.18/x
  3. Step 3: Cross multiply
    385,015.93x = 577,520.22 × 104,533.18
  4. Step 4: Simplify right side
    385,015.93x = 60,370,025,110.90
  5. Step 5: Solve for x
    x = 60,370,025,110.90/385,015.93
  6. Step 6: Final answer
    x = 156,798.77

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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.