Home / 692,145.60-1,035,914.40-502,065.60

Finding the Fourth Proportional to 692,145.60, 1,035,914.40 and 502,065.60

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Solution

The fourth proportional to 692,145.60, 1,035,914.40 and 502,065.60 is: 751,427.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,145.60 : 1,035,914.40 = 502,065.60 : x
  2. Step 2: Convert to fraction form
    692,145.60/1,035,914.40 = 502,065.60/x
  3. Step 3: Cross multiply
    692,145.60x = 1,035,914.40 × 502,065.60
  4. Step 4: Simplify right side
    692,145.60x = 520,096,984,784.64
  5. Step 5: Solve for x
    x = 520,096,984,784.64/692,145.60
  6. Step 6: Final answer
    x = 751,427.13

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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.