Home / 883,785.60-1,325,678.40-292,809.60

Finding the Fourth Proportional to 883,785.60, 1,325,678.40 and 292,809.60

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Solution

The fourth proportional to 883,785.60, 1,325,678.40 and 292,809.60 is: 439,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,785.60 : 1,325,678.40 = 292,809.60 : x
  2. Step 2: Convert to fraction form
    883,785.60/1,325,678.40 = 292,809.60/x
  3. Step 3: Cross multiply
    883,785.60x = 1,325,678.40 × 292,809.60
  4. Step 4: Simplify right side
    883,785.60x = 388,171,362,032.64
  5. Step 5: Solve for x
    x = 388,171,362,032.64/883,785.60
  6. Step 6: Final answer
    x = 439,214.40

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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.