Home / 784,017.58-1,080,798.98-554,169.32

Finding the Fourth Proportional to 784,017.58, 1,080,798.98 and 554,169.32

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Solution

The fourth proportional to 784,017.58, 1,080,798.98 and 554,169.32 is: 763,944.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,017.58 : 1,080,798.98 = 554,169.32 : x
  2. Step 2: Convert to fraction form
    784,017.58/1,080,798.98 = 554,169.32/x
  3. Step 3: Cross multiply
    784,017.58x = 1,080,798.98 × 554,169.32
  4. Step 4: Simplify right side
    784,017.58x = 598,945,635,803.29
  5. Step 5: Solve for x
    x = 598,945,635,803.29/784,017.58
  6. Step 6: Final answer
    x = 763,944.14

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Double scale
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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.