Home / 957,663.60-1,436,495.40-424,618.80

Finding the Fourth Proportional to 957,663.60, 1,436,495.40 and 424,618.80

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Solution

The fourth proportional to 957,663.60, 1,436,495.40 and 424,618.80 is: 636,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,663.60 : 1,436,495.40 = 424,618.80 : x
  2. Step 2: Convert to fraction form
    957,663.60/1,436,495.40 = 424,618.80/x
  3. Step 3: Cross multiply
    957,663.60x = 1,436,495.40 × 424,618.80
  4. Step 4: Simplify right side
    957,663.60x = 609,962,952,953.52
  5. Step 5: Solve for x
    x = 609,962,952,953.52/957,663.60
  6. Step 6: Final answer
    x = 636,928.20

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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.