Home / 999,591.84-1,498,480.56-519,258.24

Finding the Fourth Proportional to 999,591.84, 1,498,480.56 and 519,258.24

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Solution

The fourth proportional to 999,591.84, 1,498,480.56 and 519,258.24 is: 778,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,591.84 : 1,498,480.56 = 519,258.24 : x
  2. Step 2: Convert to fraction form
    999,591.84/1,498,480.56 = 519,258.24/x
  3. Step 3: Cross multiply
    999,591.84x = 1,498,480.56 × 519,258.24
  4. Step 4: Simplify right side
    999,591.84x = 778,098,378,259.82
  5. Step 5: Solve for x
    x = 778,098,378,259.82/999,591.84
  6. Step 6: Final answer
    x = 778,416.10

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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.