Home / 1,004,927.10-1,507,390.65-256,973.10

Finding the Fourth Proportional to 1,004,927.10, 1,507,390.65 and 256,973.10

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Solution

The fourth proportional to 1,004,927.10, 1,507,390.65 and 256,973.10 is: 385,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,927.10 : 1,507,390.65 = 256,973.10 : x
  2. Step 2: Convert to fraction form
    1,004,927.10/1,507,390.65 = 256,973.10/x
  3. Step 3: Cross multiply
    1,004,927.10x = 1,507,390.65 × 256,973.10
  4. Step 4: Simplify right side
    1,004,927.10x = 387,358,848,241.52
  5. Step 5: Solve for x
    x = 387,358,848,241.52/1,004,927.10
  6. Step 6: Final answer
    x = 385,459.65

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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.