Home / 1,539,133.89-2,308,700.84-417,202.89

Finding the Fourth Proportional to 1,539,133.89, 2,308,700.84 and 417,202.89

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Solution

The fourth proportional to 1,539,133.89, 2,308,700.84 and 417,202.89 is: 625,804.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,133.89 : 2,308,700.84 = 417,202.89 : x
  2. Step 2: Convert to fraction form
    1,539,133.89/2,308,700.84 = 417,202.89/x
  3. Step 3: Cross multiply
    1,539,133.89x = 2,308,700.84 × 417,202.89
  4. Step 4: Simplify right side
    1,539,133.89x = 963,196,660,507.41
  5. Step 5: Solve for x
    x = 963,196,660,507.41/1,539,133.89
  6. Step 6: Final answer
    x = 625,804.34

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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.