Home / 715,055.04-1,072,569.60-603,452.16

Finding the Fourth Proportional to 715,055.04, 1,072,569.60 and 603,452.16

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Solution

The fourth proportional to 715,055.04, 1,072,569.60 and 603,452.16 is: 905,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,055.04 : 1,072,569.60 = 603,452.16 : x
  2. Step 2: Convert to fraction form
    715,055.04/1,072,569.60 = 603,452.16/x
  3. Step 3: Cross multiply
    715,055.04x = 1,072,569.60 × 603,452.16
  4. Step 4: Simplify right side
    715,055.04x = 647,244,441,870.34
  5. Step 5: Solve for x
    x = 647,244,441,870.34/715,055.04
  6. Step 6: Final answer
    x = 905,167.30

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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.