Home / 835,895.68-1,153,830.36-496,361.56

Finding the Fourth Proportional to 835,895.68, 1,153,830.36 and 496,361.56

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Solution

The fourth proportional to 835,895.68, 1,153,830.36 and 496,361.56 is: 685,153.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,895.68 : 1,153,830.36 = 496,361.56 : x
  2. Step 2: Convert to fraction form
    835,895.68/1,153,830.36 = 496,361.56/x
  3. Step 3: Cross multiply
    835,895.68x = 1,153,830.36 × 496,361.56
  4. Step 4: Simplify right side
    835,895.68x = 572,717,037,464.96
  5. Step 5: Solve for x
    x = 572,717,037,464.96/835,895.68
  6. Step 6: Final answer
    x = 685,153.72

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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.