Home / 1,539,132.39-2,308,698.59-417,201.39

Finding the Fourth Proportional to 1,539,132.39, 2,308,698.59 and 417,201.39

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Solution

The fourth proportional to 1,539,132.39, 2,308,698.59 and 417,201.39 is: 625,802.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,132.39 : 2,308,698.59 = 417,201.39 : x
  2. Step 2: Convert to fraction form
    1,539,132.39/2,308,698.59 = 417,201.39/x
  3. Step 3: Cross multiply
    1,539,132.39x = 2,308,698.59 × 417,201.39
  4. Step 4: Simplify right side
    1,539,132.39x = 963,192,258,753.03
  5. Step 5: Solve for x
    x = 963,192,258,753.03/1,539,132.39
  6. Step 6: Final answer
    x = 625,802.09

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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.