Home / 669,696.36-923,301.57-483,271.39

Finding the Fourth Proportional to 669,696.36, 923,301.57 and 483,271.39

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Solution

The fourth proportional to 669,696.36, 923,301.57 and 483,271.39 is: 666,279.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,696.36 : 923,301.57 = 483,271.39 : x
  2. Step 2: Convert to fraction form
    669,696.36/923,301.57 = 483,271.39/x
  3. Step 3: Cross multiply
    669,696.36x = 923,301.57 × 483,271.39
  4. Step 4: Simplify right side
    669,696.36x = 446,205,226,833.51
  5. Step 5: Solve for x
    x = 446,205,226,833.51/669,696.36
  6. Step 6: Final answer
    x = 666,279.90

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Half scale
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Double scale
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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.