Home / 405,029.90-607,544.85-194,617.10

Finding the Fourth Proportional to 405,029.90, 607,544.85 and 194,617.10

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Solution

The fourth proportional to 405,029.90, 607,544.85 and 194,617.10 is: 291,925.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,029.90 : 607,544.85 = 194,617.10 : x
  2. Step 2: Convert to fraction form
    405,029.90/607,544.85 = 194,617.10/x
  3. Step 3: Cross multiply
    405,029.90x = 607,544.85 × 194,617.10
  4. Step 4: Simplify right side
    405,029.90x = 118,238,616,826.94
  5. Step 5: Solve for x
    x = 118,238,616,826.94/405,029.90
  6. Step 6: Final answer
    x = 291,925.65

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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.