Home / 983,612.17-1,357,453.97-548,057.76

Finding the Fourth Proportional to 983,612.17, 1,357,453.97 and 548,057.76

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Solution

The fourth proportional to 983,612.17, 1,357,453.97 and 548,057.76 is: 756,358.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,612.17 : 1,357,453.97 = 548,057.76 : x
  2. Step 2: Convert to fraction form
    983,612.17/1,357,453.97 = 548,057.76/x
  3. Step 3: Cross multiply
    983,612.17x = 1,357,453.97 × 548,057.76
  4. Step 4: Simplify right side
    983,612.17x = 743,963,182,101.31
  5. Step 5: Solve for x
    x = 743,963,182,101.31/983,612.17
  6. Step 6: Final answer
    x = 756,358.25

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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.