Home / 773,071.40-1,159,607.10-586,447.40

Finding the Fourth Proportional to 773,071.40, 1,159,607.10 and 586,447.40

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Solution

The fourth proportional to 773,071.40, 1,159,607.10 and 586,447.40 is: 879,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,071.40 : 1,159,607.10 = 586,447.40 : x
  2. Step 2: Convert to fraction form
    773,071.40/1,159,607.10 = 586,447.40/x
  3. Step 3: Cross multiply
    773,071.40x = 1,159,607.10 × 586,447.40
  4. Step 4: Simplify right side
    773,071.40x = 680,048,568,816.54
  5. Step 5: Solve for x
    x = 680,048,568,816.54/773,071.40
  6. Step 6: Final answer
    x = 879,671.10

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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.