Home / 927,756.16-1,391,195.60-359,403.46

Finding the Fourth Proportional to 927,756.16, 1,391,195.60 and 359,403.46

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Solution

The fourth proportional to 927,756.16, 1,391,195.60 and 359,403.46 is: 538,935.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,756.16 : 1,391,195.60 = 359,403.46 : x
  2. Step 2: Convert to fraction form
    927,756.16/1,391,195.60 = 359,403.46/x
  3. Step 3: Cross multiply
    927,756.16x = 1,391,195.60 × 359,403.46
  4. Step 4: Simplify right side
    927,756.16x = 500,000,512,176.78
  5. Step 5: Solve for x
    x = 500,000,512,176.78/927,756.16
  6. Step 6: Final answer
    x = 538,935.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.