Home / 984,411.20-1,358,488.35-531,702.20

Finding the Fourth Proportional to 984,411.20, 1,358,488.35 and 531,702.20

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Solution

The fourth proportional to 984,411.20, 1,358,488.35 and 531,702.20 is: 733,749.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,411.20 : 1,358,488.35 = 531,702.20 : x
  2. Step 2: Convert to fraction form
    984,411.20/1,358,488.35 = 531,702.20/x
  3. Step 3: Cross multiply
    984,411.20x = 1,358,488.35 × 531,702.20
  4. Step 4: Simplify right side
    984,411.20x = 722,311,237,576.93
  5. Step 5: Solve for x
    x = 722,311,237,576.93/984,411.20
  6. Step 6: Final answer
    x = 733,749.52

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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.