Home / 779,927.13-1,076,299.99-453,304.15

Finding the Fourth Proportional to 779,927.13, 1,076,299.99 and 453,304.15

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Solution

The fourth proportional to 779,927.13, 1,076,299.99 and 453,304.15 is: 625,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,927.13 : 1,076,299.99 = 453,304.15 : x
  2. Step 2: Convert to fraction form
    779,927.13/1,076,299.99 = 453,304.15/x
  3. Step 3: Cross multiply
    779,927.13x = 1,076,299.99 × 453,304.15
  4. Step 4: Simplify right side
    779,927.13x = 487,891,248,287.95
  5. Step 5: Solve for x
    x = 487,891,248,287.95/779,927.13
  6. Step 6: Final answer
    x = 625,560.04

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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.