Home / 984,265.08-1,358,188.66-554,621.64

Finding the Fourth Proportional to 984,265.08, 1,358,188.66 and 554,621.64

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Solution

The fourth proportional to 984,265.08, 1,358,188.66 and 554,621.64 is: 765,323.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,265.08 : 1,358,188.66 = 554,621.64 : x
  2. Step 2: Convert to fraction form
    984,265.08/1,358,188.66 = 554,621.64/x
  3. Step 3: Cross multiply
    984,265.08x = 1,358,188.66 × 554,621.64
  4. Step 4: Simplify right side
    984,265.08x = 753,280,822,038.60
  5. Step 5: Solve for x
    x = 753,280,822,038.60/984,265.08
  6. Step 6: Final answer
    x = 765,323.12

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Why These Related Problems?

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