Home / 856,933.76-1,182,639.36-475,080.32

Finding the Fourth Proportional to 856,933.76, 1,182,639.36 and 475,080.32

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Solution

The fourth proportional to 856,933.76, 1,182,639.36 and 475,080.32 is: 655,650.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,933.76 : 1,182,639.36 = 475,080.32 : x
  2. Step 2: Convert to fraction form
    856,933.76/1,182,639.36 = 475,080.32/x
  3. Step 3: Cross multiply
    856,933.76x = 1,182,639.36 × 475,080.32
  4. Step 4: Simplify right side
    856,933.76x = 561,848,685,593.40
  5. Step 5: Solve for x
    x = 561,848,685,593.40/856,933.76
  6. Step 6: Final answer
    x = 655,650.08

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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.