Home / 986,627.52-1,361,549.40-533,918.40

Finding the Fourth Proportional to 986,627.52, 1,361,549.40 and 533,918.40

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Solution

The fourth proportional to 986,627.52, 1,361,549.40 and 533,918.40 is: 736,809.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,627.52 : 1,361,549.40 = 533,918.40 : x
  2. Step 2: Convert to fraction form
    986,627.52/1,361,549.40 = 533,918.40/x
  3. Step 3: Cross multiply
    986,627.52x = 1,361,549.40 × 533,918.40
  4. Step 4: Simplify right side
    986,627.52x = 726,956,277,168.96
  5. Step 5: Solve for x
    x = 726,956,277,168.96/986,627.52
  6. Step 6: Final answer
    x = 736,809.24

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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.