Home / 798,416.10-1,197,624.15-740,679.30

Finding the Fourth Proportional to 798,416.10, 1,197,624.15 and 740,679.30

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Solution

The fourth proportional to 798,416.10, 1,197,624.15 and 740,679.30 is: 1,111,018.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,416.10 : 1,197,624.15 = 740,679.30 : x
  2. Step 2: Convert to fraction form
    798,416.10/1,197,624.15 = 740,679.30/x
  3. Step 3: Cross multiply
    798,416.10x = 1,197,624.15 × 740,679.30
  4. Step 4: Simplify right side
    798,416.10x = 887,055,417,085.10
  5. Step 5: Solve for x
    x = 887,055,417,085.10/798,416.10
  6. Step 6: Final answer
    x = 1,111,018.95

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Half scale
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Double scale
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Similar ratio
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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.