Home / 583,215.63-874,823.44-139,983.63

Finding the Fourth Proportional to 583,215.63, 874,823.44 and 139,983.63

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Solution

The fourth proportional to 583,215.63, 874,823.44 and 139,983.63 is: 209,975.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,215.63 : 874,823.44 = 139,983.63 : x
  2. Step 2: Convert to fraction form
    583,215.63/874,823.44 = 139,983.63/x
  3. Step 3: Cross multiply
    583,215.63x = 874,823.44 × 139,983.63
  4. Step 4: Simplify right side
    583,215.63x = 122,460,960,740.29
  5. Step 5: Solve for x
    x = 122,460,960,740.29/583,215.63
  6. Step 6: Final answer
    x = 209,975.44

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Half scale
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Double scale
Find fourth proportional to 583,216.63, 874,824.94 and 139,984.63
Similar ratio
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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.