Home / 954,077.20-1,317,794.94-713,430.40

Finding the Fourth Proportional to 954,077.20, 1,317,794.94 and 713,430.40

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Solution

The fourth proportional to 954,077.20, 1,317,794.94 and 713,430.40 is: 985,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,077.20 : 1,317,794.94 = 713,430.40 : x
  2. Step 2: Convert to fraction form
    954,077.20/1,317,794.94 = 713,430.40/x
  3. Step 3: Cross multiply
    954,077.20x = 1,317,794.94 × 713,430.40
  4. Step 4: Simplify right side
    954,077.20x = 940,154,971,162.18
  5. Step 5: Solve for x
    x = 940,154,971,162.18/954,077.20
  6. Step 6: Final answer
    x = 985,407.65

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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.