Home / 954,437.53-1,317,131.34-518,854.79

Finding the Fourth Proportional to 954,437.53, 1,317,131.34 and 518,854.79

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Solution

The fourth proportional to 954,437.53, 1,317,131.34 and 518,854.79 is: 716,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,437.53 : 1,317,131.34 = 518,854.79 : x
  2. Step 2: Convert to fraction form
    954,437.53/1,317,131.34 = 518,854.79/x
  3. Step 3: Cross multiply
    954,437.53x = 1,317,131.34 × 518,854.79
  4. Step 4: Simplify right side
    954,437.53x = 683,399,904,818.12
  5. Step 5: Solve for x
    x = 683,399,904,818.12/954,437.53
  6. Step 6: Final answer
    x = 716,023.71

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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.