Home / 820,626.04-1,132,485.24-458,048.08

Finding the Fourth Proportional to 820,626.04, 1,132,485.24 and 458,048.08

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Solution

The fourth proportional to 820,626.04, 1,132,485.24 and 458,048.08 is: 632,118.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,626.04 : 1,132,485.24 = 458,048.08 : x
  2. Step 2: Convert to fraction form
    820,626.04/1,132,485.24 = 458,048.08/x
  3. Step 3: Cross multiply
    820,626.04x = 1,132,485.24 × 458,048.08
  4. Step 4: Simplify right side
    820,626.04x = 518,732,689,810.34
  5. Step 5: Solve for x
    x = 518,732,689,810.34/820,626.04
  6. Step 6: Final answer
    x = 632,118.24

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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.