Home / 984,219.54-1,358,223.06-531,510.54

Finding the Fourth Proportional to 984,219.54, 1,358,223.06 and 531,510.54

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Solution

The fourth proportional to 984,219.54, 1,358,223.06 and 531,510.54 is: 733,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,219.54 : 1,358,223.06 = 531,510.54 : x
  2. Step 2: Convert to fraction form
    984,219.54/1,358,223.06 = 531,510.54/x
  3. Step 3: Cross multiply
    984,219.54x = 1,358,223.06 × 531,510.54
  4. Step 4: Simplify right side
    984,219.54x = 721,909,872,061.05
  5. Step 5: Solve for x
    x = 721,909,872,061.05/984,219.54
  6. Step 6: Final answer
    x = 733,484.60

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1.5x scale

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.