Home / 935,504.64-1,290,135.60-613,097.64

Finding the Fourth Proportional to 935,504.64, 1,290,135.60 and 613,097.64

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Solution

The fourth proportional to 935,504.64, 1,290,135.60 and 613,097.64 is: 845,510.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,504.64 : 1,290,135.60 = 613,097.64 : x
  2. Step 2: Convert to fraction form
    935,504.64/1,290,135.60 = 613,097.64/x
  3. Step 3: Cross multiply
    935,504.64x = 1,290,135.60 × 613,097.64
  4. Step 4: Simplify right side
    935,504.64x = 790,979,091,639.98
  5. Step 5: Solve for x
    x = 790,979,091,639.98/935,504.64
  6. Step 6: Final answer
    x = 845,510.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.