Home / 623,155.21-859,954.64-336,675.22

Finding the Fourth Proportional to 623,155.21, 859,954.64 and 336,675.22

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Solution

The fourth proportional to 623,155.21, 859,954.64 and 336,675.22 is: 464,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,155.21 : 859,954.64 = 336,675.22 : x
  2. Step 2: Convert to fraction form
    623,155.21/859,954.64 = 336,675.22/x
  3. Step 3: Cross multiply
    623,155.21x = 859,954.64 × 336,675.22
  4. Step 4: Simplify right side
    623,155.21x = 289,525,413,778.76
  5. Step 5: Solve for x
    x = 289,525,413,778.76/623,155.21
  6. Step 6: Final answer
    x = 464,612.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.