Home / 757,036.40-1,134,023.70-471,851.60

Finding the Fourth Proportional to 757,036.40, 1,134,023.70 and 471,851.60

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Solution

The fourth proportional to 757,036.40, 1,134,023.70 and 471,851.60 is: 706,823.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,036.40 : 1,134,023.70 = 471,851.60 : x
  2. Step 2: Convert to fraction form
    757,036.40/1,134,023.70 = 471,851.60/x
  3. Step 3: Cross multiply
    757,036.40x = 1,134,023.70 × 471,851.60
  4. Step 4: Simplify right side
    757,036.40x = 535,090,897,282.92
  5. Step 5: Solve for x
    x = 535,090,897,282.92/757,036.40
  6. Step 6: Final answer
    x = 706,823.21

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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.