Home / 850,000.59-1,173,021.83-462,837.23

Finding the Fourth Proportional to 850,000.59, 1,173,021.83 and 462,837.23

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Solution

The fourth proportional to 850,000.59, 1,173,021.83 and 462,837.23 is: 638,726.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,000.59 : 1,173,021.83 = 462,837.23 : x
  2. Step 2: Convert to fraction form
    850,000.59/1,173,021.83 = 462,837.23/x
  3. Step 3: Cross multiply
    850,000.59x = 1,173,021.83 × 462,837.23
  4. Step 4: Simplify right side
    850,000.59x = 542,918,175,085.37
  5. Step 5: Solve for x
    x = 542,918,175,085.37/850,000.59
  6. Step 6: Final answer
    x = 638,726.82

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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.