Home / 949,356.20-1,310,060.84-519,553.20

Finding the Fourth Proportional to 949,356.20, 1,310,060.84 and 519,553.20

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Solution

The fourth proportional to 949,356.20, 1,310,060.84 and 519,553.20 is: 716,955.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,356.20 : 1,310,060.84 = 519,553.20 : x
  2. Step 2: Convert to fraction form
    949,356.20/1,310,060.84 = 519,553.20/x
  3. Step 3: Cross multiply
    949,356.20x = 1,310,060.84 × 519,553.20
  4. Step 4: Simplify right side
    949,356.20x = 680,646,301,616.69
  5. Step 5: Solve for x
    x = 680,646,301,616.69/949,356.20
  6. Step 6: Final answer
    x = 716,955.66

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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.