Home / 876,837.60-1,312,923.60-559,576.80

Finding the Fourth Proportional to 876,837.60, 1,312,923.60 and 559,576.80

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Solution

The fourth proportional to 876,837.60, 1,312,923.60 and 559,576.80 is: 837,876.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,837.60 : 1,312,923.60 = 559,576.80 : x
  2. Step 2: Convert to fraction form
    876,837.60/1,312,923.60 = 559,576.80/x
  3. Step 3: Cross multiply
    876,837.60x = 1,312,923.60 × 559,576.80
  4. Step 4: Simplify right side
    876,837.60x = 734,681,586,732.48
  5. Step 5: Solve for x
    x = 734,681,586,732.48/876,837.60
  6. Step 6: Final answer
    x = 837,876.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.