Home / 260,021.16-358,482.24-206,483.40

Finding the Fourth Proportional to 260,021.16, 358,482.24 and 206,483.40

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Solution

The fourth proportional to 260,021.16, 358,482.24 and 206,483.40 is: 284,671.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,021.16 : 358,482.24 = 206,483.40 : x
  2. Step 2: Convert to fraction form
    260,021.16/358,482.24 = 206,483.40/x
  3. Step 3: Cross multiply
    260,021.16x = 358,482.24 × 206,483.40
  4. Step 4: Simplify right side
    260,021.16x = 74,020,631,754.82
  5. Step 5: Solve for x
    x = 74,020,631,754.82/260,021.16
  6. Step 6: Final answer
    x = 284,671.57

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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.