Home / 772,603.60-1,158,905.40-506,518.60

Finding the Fourth Proportional to 772,603.60, 1,158,905.40 and 506,518.60

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Solution

The fourth proportional to 772,603.60, 1,158,905.40 and 506,518.60 is: 759,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,603.60 : 1,158,905.40 = 506,518.60 : x
  2. Step 2: Convert to fraction form
    772,603.60/1,158,905.40 = 506,518.60/x
  3. Step 3: Cross multiply
    772,603.60x = 1,158,905.40 × 506,518.60
  4. Step 4: Simplify right side
    772,603.60x = 587,007,140,740.44
  5. Step 5: Solve for x
    x = 587,007,140,740.44/772,603.60
  6. Step 6: Final answer
    x = 759,777.90

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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.