Home / 835,421.94-1,152,883.44-453,448.80

Finding the Fourth Proportional to 835,421.94, 1,152,883.44 and 453,448.80

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Solution

The fourth proportional to 835,421.94, 1,152,883.44 and 453,448.80 is: 625,759.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,421.94 : 1,152,883.44 = 453,448.80 : x
  2. Step 2: Convert to fraction form
    835,421.94/1,152,883.44 = 453,448.80/x
  3. Step 3: Cross multiply
    835,421.94x = 1,152,883.44 × 453,448.80
  4. Step 4: Simplify right side
    835,421.94x = 522,773,612,407.87
  5. Step 5: Solve for x
    x = 522,773,612,407.87/835,421.94
  6. Step 6: Final answer
    x = 625,759.98

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Double scale
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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.