Home / 954,387.65-1,317,080.10-524,678.60

Finding the Fourth Proportional to 954,387.65, 1,317,080.10 and 524,678.60

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Solution

The fourth proportional to 954,387.65, 1,317,080.10 and 524,678.60 is: 724,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,387.65 : 1,317,080.10 = 524,678.60 : x
  2. Step 2: Convert to fraction form
    954,387.65/1,317,080.10 = 524,678.60/x
  3. Step 3: Cross multiply
    954,387.65x = 1,317,080.10 × 524,678.60
  4. Step 4: Simplify right side
    954,387.65x = 691,043,736,370.46
  5. Step 5: Solve for x
    x = 691,043,736,370.46/954,387.65
  6. Step 6: Final answer
    x = 724,070.29

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Double scale
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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.