Home / 1,383,510.80-2,075,557.80-436,977.20

Finding the Fourth Proportional to 1,383,510.80, 2,075,557.80 and 436,977.20

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Solution

The fourth proportional to 1,383,510.80, 2,075,557.80 and 436,977.20 is: 655,557.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,510.80 : 2,075,557.80 = 436,977.20 : x
  2. Step 2: Convert to fraction form
    1,383,510.80/2,075,557.80 = 436,977.20/x
  3. Step 3: Cross multiply
    1,383,510.80x = 2,075,557.80 × 436,977.20
  4. Step 4: Simplify right side
    1,383,510.80x = 906,971,435,882.16
  5. Step 5: Solve for x
    x = 906,971,435,882.16/1,383,510.80
  6. Step 6: Final answer
    x = 655,557.90

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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.