Home / 986,563.40-1,361,461.08-533,854.40

Finding the Fourth Proportional to 986,563.40, 1,361,461.08 and 533,854.40

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Solution

The fourth proportional to 986,563.40, 1,361,461.08 and 533,854.40 is: 736,721.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,563.40 : 1,361,461.08 = 533,854.40 : x
  2. Step 2: Convert to fraction form
    986,563.40/1,361,461.08 = 533,854.40/x
  3. Step 3: Cross multiply
    986,563.40x = 1,361,461.08 × 533,854.40
  4. Step 4: Simplify right side
    986,563.40x = 726,821,987,986.75
  5. Step 5: Solve for x
    x = 726,821,987,986.75/986,563.40
  6. Step 6: Final answer
    x = 736,721.01

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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.