Home / 1,685,503.36-2,528,328.88-487,546.80

Finding the Fourth Proportional to 1,685,503.36, 2,528,328.88 and 487,546.80

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Solution

The fourth proportional to 1,685,503.36, 2,528,328.88 and 487,546.80 is: 731,341.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,503.36 : 2,528,328.88 = 487,546.80 : x
  2. Step 2: Convert to fraction form
    1,685,503.36/2,528,328.88 = 487,546.80/x
  3. Step 3: Cross multiply
    1,685,503.36x = 2,528,328.88 × 487,546.80
  4. Step 4: Simplify right side
    1,685,503.36x = 1,232,678,654,791.58
  5. Step 5: Solve for x
    x = 1,232,678,654,791.58/1,685,503.36
  6. Step 6: Final answer
    x = 731,341.56

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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.