Home / 305,730.68-456,537.29-249,682.06

Finding the Fourth Proportional to 305,730.68, 456,537.29 and 249,682.06

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Solution

The fourth proportional to 305,730.68, 456,537.29 and 249,682.06 is: 372,841.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,730.68 : 456,537.29 = 249,682.06 : x
  2. Step 2: Convert to fraction form
    305,730.68/456,537.29 = 249,682.06/x
  3. Step 3: Cross multiply
    305,730.68x = 456,537.29 × 249,682.06
  4. Step 4: Simplify right side
    305,730.68x = 113,989,168,751.33
  5. Step 5: Solve for x
    x = 113,989,168,751.33/305,730.68
  6. Step 6: Final answer
    x = 372,841.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.