Home / 621,146.16-931,091.49-241,830.45

Finding the Fourth Proportional to 621,146.16, 931,091.49 and 241,830.45

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Solution

The fourth proportional to 621,146.16, 931,091.49 and 241,830.45 is: 362,501.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,146.16 : 931,091.49 = 241,830.45 : x
  2. Step 2: Convert to fraction form
    621,146.16/931,091.49 = 241,830.45/x
  3. Step 3: Cross multiply
    621,146.16x = 931,091.49 × 241,830.45
  4. Step 4: Simplify right side
    621,146.16x = 225,166,274,017.87
  5. Step 5: Solve for x
    x = 225,166,274,017.87/621,146.16
  6. Step 6: Final answer
    x = 362,501.27

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Double scale
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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.