Home / 986,543.34-1,361,433.42-533,834.34

Finding the Fourth Proportional to 986,543.34, 1,361,433.42 and 533,834.34

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Solution

The fourth proportional to 986,543.34, 1,361,433.42 and 533,834.34 is: 736,693.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,543.34 : 1,361,433.42 = 533,834.34 : x
  2. Step 2: Convert to fraction form
    986,543.34/1,361,433.42 = 533,834.34/x
  3. Step 3: Cross multiply
    986,543.34x = 1,361,433.42 × 533,834.34
  4. Step 4: Simplify right side
    986,543.34x = 726,779,911,219.64
  5. Step 5: Solve for x
    x = 726,779,911,219.64/986,543.34
  6. Step 6: Final answer
    x = 736,693.34

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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.