Home / 884,343.96-1,220,245.52-497,108.25

Finding the Fourth Proportional to 884,343.96, 1,220,245.52 and 497,108.25

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Solution

The fourth proportional to 884,343.96, 1,220,245.52 and 497,108.25 is: 685,925.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,343.96 : 1,220,245.52 = 497,108.25 : x
  2. Step 2: Convert to fraction form
    884,343.96/1,220,245.52 = 497,108.25/x
  3. Step 3: Cross multiply
    884,343.96x = 1,220,245.52 × 497,108.25
  4. Step 4: Simplify right side
    884,343.96x = 606,594,112,532.00
  5. Step 5: Solve for x
    x = 606,594,112,532.00/884,343.96
  6. Step 6: Final answer
    x = 685,925.54

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Half scale
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Double scale
Find fourth proportional to 884,344.96, 1,220,246.89 and 497,109.25
Similar ratio
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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.