Home / 1,035,645.40-1,554,051.30-404,477.20

Finding the Fourth Proportional to 1,035,645.40, 1,554,051.30 and 404,477.20

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Solution

The fourth proportional to 1,035,645.40, 1,554,051.30 and 404,477.20 is: 606,943.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,645.40 : 1,554,051.30 = 404,477.20 : x
  2. Step 2: Convert to fraction form
    1,035,645.40/1,554,051.30 = 404,477.20/x
  3. Step 3: Cross multiply
    1,035,645.40x = 1,554,051.30 × 404,477.20
  4. Step 4: Simplify right side
    1,035,645.40x = 628,578,318,480.36
  5. Step 5: Solve for x
    x = 628,578,318,480.36/1,035,645.40
  6. Step 6: Final answer
    x = 606,943.57

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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.