Home / 314,911.42-434,533.93-185,855.29

Finding the Fourth Proportional to 314,911.42, 434,533.93 and 185,855.29

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Solution

The fourth proportional to 314,911.42, 434,533.93 and 185,855.29 is: 256,454.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,911.42 : 434,533.93 = 185,855.29 : x
  2. Step 2: Convert to fraction form
    314,911.42/434,533.93 = 185,855.29/x
  3. Step 3: Cross multiply
    314,911.42x = 434,533.93 × 185,855.29
  4. Step 4: Simplify right side
    314,911.42x = 80,760,428,024.02
  5. Step 5: Solve for x
    x = 80,760,428,024.02/314,911.42
  6. Step 6: Final answer
    x = 256,454.43

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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.