Home / 908,009.60-1,362,014.40-234,089.60

Finding the Fourth Proportional to 908,009.60, 1,362,014.40 and 234,089.60

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Solution

The fourth proportional to 908,009.60, 1,362,014.40 and 234,089.60 is: 351,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,009.60 : 1,362,014.40 = 234,089.60 : x
  2. Step 2: Convert to fraction form
    908,009.60/1,362,014.40 = 234,089.60/x
  3. Step 3: Cross multiply
    908,009.60x = 1,362,014.40 × 234,089.60
  4. Step 4: Simplify right side
    908,009.60x = 318,833,406,090.24
  5. Step 5: Solve for x
    x = 318,833,406,090.24/908,009.60
  6. Step 6: Final answer
    x = 351,134.40

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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.