Home / 832,314.25-1,148,626.19-469,750.64

Finding the Fourth Proportional to 832,314.25, 1,148,626.19 and 469,750.64

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Solution

The fourth proportional to 832,314.25, 1,148,626.19 and 469,750.64 is: 648,274.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,314.25 : 1,148,626.19 = 469,750.64 : x
  2. Step 2: Convert to fraction form
    832,314.25/1,148,626.19 = 469,750.64/x
  3. Step 3: Cross multiply
    832,314.25x = 1,148,626.19 × 469,750.64
  4. Step 4: Simplify right side
    832,314.25x = 539,567,885,524.51
  5. Step 5: Solve for x
    x = 539,567,885,524.51/832,314.25
  6. Step 6: Final answer
    x = 648,274.24

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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.