Home / 1,057,182.33-1,585,759.32-258,470.76

Finding the Fourth Proportional to 1,057,182.33, 1,585,759.32 and 258,470.76

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Solution

The fourth proportional to 1,057,182.33, 1,585,759.32 and 258,470.76 is: 387,702.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,182.33 : 1,585,759.32 = 258,470.76 : x
  2. Step 2: Convert to fraction form
    1,057,182.33/1,585,759.32 = 258,470.76/x
  3. Step 3: Cross multiply
    1,057,182.33x = 1,585,759.32 × 258,470.76
  4. Step 4: Simplify right side
    1,057,182.33x = 409,872,416,617.48
  5. Step 5: Solve for x
    x = 409,872,416,617.48/1,057,182.33
  6. Step 6: Final answer
    x = 387,702.67

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Double scale
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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.