Home / 714,986.69-1,076,345.39-651,353.76

Finding the Fourth Proportional to 714,986.69, 1,076,345.39 and 651,353.76

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Solution

The fourth proportional to 714,986.69, 1,076,345.39 and 651,353.76 is: 980,551.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,986.69 : 1,076,345.39 = 651,353.76 : x
  2. Step 2: Convert to fraction form
    714,986.69/1,076,345.39 = 651,353.76/x
  3. Step 3: Cross multiply
    714,986.69x = 1,076,345.39 × 651,353.76
  4. Step 4: Simplify right side
    714,986.69x = 701,081,613,578.40
  5. Step 5: Solve for x
    x = 701,081,613,578.40/714,986.69
  6. Step 6: Final answer
    x = 980,551.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.