Home / 778,096.13-1,074,658.39-523,004.45

Finding the Fourth Proportional to 778,096.13, 1,074,658.39 and 523,004.45

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Solution

The fourth proportional to 778,096.13, 1,074,658.39 and 523,004.45 is: 722,341.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,096.13 : 1,074,658.39 = 523,004.45 : x
  2. Step 2: Convert to fraction form
    778,096.13/1,074,658.39 = 523,004.45/x
  3. Step 3: Cross multiply
    778,096.13x = 1,074,658.39 × 523,004.45
  4. Step 4: Simplify right side
    778,096.13x = 562,051,113,519.03
  5. Step 5: Solve for x
    x = 562,051,113,519.03/778,096.13
  6. Step 6: Final answer
    x = 722,341.49

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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.