Home / 827,151.57-1,141,334.93-517,017.45

Finding the Fourth Proportional to 827,151.57, 1,141,334.93 and 517,017.45

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Solution

The fourth proportional to 827,151.57, 1,141,334.93 and 517,017.45 is: 713,400.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,151.57 : 1,141,334.93 = 517,017.45 : x
  2. Step 2: Convert to fraction form
    827,151.57/1,141,334.93 = 517,017.45/x
  3. Step 3: Cross multiply
    827,151.57x = 1,141,334.93 × 517,017.45
  4. Step 4: Simplify right side
    827,151.57x = 590,090,080,677.08
  5. Step 5: Solve for x
    x = 590,090,080,677.08/827,151.57
  6. Step 6: Final answer
    x = 713,400.18

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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.