Home / 689,075.24-950,955.60-383,182.60

Finding the Fourth Proportional to 689,075.24, 950,955.60 and 383,182.60

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Solution

The fourth proportional to 689,075.24, 950,955.60 and 383,182.60 is: 528,809.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,075.24 : 950,955.60 = 383,182.60 : x
  2. Step 2: Convert to fraction form
    689,075.24/950,955.60 = 383,182.60/x
  3. Step 3: Cross multiply
    689,075.24x = 950,955.60 × 383,182.60
  4. Step 4: Simplify right side
    689,075.24x = 364,389,639,292.56
  5. Step 5: Solve for x
    x = 364,389,639,292.56/689,075.24
  6. Step 6: Final answer
    x = 528,809.65

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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.