Home / 1,082,192.64-1,623,510.32-372,128.40

Finding the Fourth Proportional to 1,082,192.64, 1,623,510.32 and 372,128.40

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Solution

The fourth proportional to 1,082,192.64, 1,623,510.32 and 372,128.40 is: 558,268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,192.64 : 1,623,510.32 = 372,128.40 : x
  2. Step 2: Convert to fraction form
    1,082,192.64/1,623,510.32 = 372,128.40/x
  3. Step 3: Cross multiply
    1,082,192.64x = 1,623,510.32 × 372,128.40
  4. Step 4: Simplify right side
    1,082,192.64x = 604,154,297,765.09
  5. Step 5: Solve for x
    x = 604,154,297,765.09/1,082,192.64
  6. Step 6: Final answer
    x = 558,268.72

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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.