Home / 1,054,272.80-1,454,890.28-570,828

Finding the Fourth Proportional to 1,054,272.80, 1,454,890.28 and 570,828

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Solution

The fourth proportional to 1,054,272.80, 1,454,890.28 and 570,828 is: 787,739.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,272.80 : 1,454,890.28 = 570,828 : x
  2. Step 2: Convert to fraction form
    1,054,272.80/1,454,890.28 = 570,828/x
  3. Step 3: Cross multiply
    1,054,272.80x = 1,454,890.28 × 570,828
  4. Step 4: Simplify right side
    1,054,272.80x = 830,492,108,751.84
  5. Step 5: Solve for x
    x = 830,492,108,751.84/1,054,272.80
  6. Step 6: Final answer
    x = 787,739.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.