Home / 857,577.70-1,183,529.91-475,727.50

Finding the Fourth Proportional to 857,577.70, 1,183,529.91 and 475,727.50

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Solution

The fourth proportional to 857,577.70, 1,183,529.91 and 475,727.50 is: 656,544.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,577.70 : 1,183,529.91 = 475,727.50 : x
  2. Step 2: Convert to fraction form
    857,577.70/1,183,529.91 = 475,727.50/x
  3. Step 3: Cross multiply
    857,577.70x = 1,183,529.91 × 475,727.50
  4. Step 4: Simplify right side
    857,577.70x = 563,037,725,259.53
  5. Step 5: Solve for x
    x = 563,037,725,259.53/857,577.70
  6. Step 6: Final answer
    x = 656,544.27

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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.