Home / 626,015.10-939,022.65-182,783.10

Finding the Fourth Proportional to 626,015.10, 939,022.65 and 182,783.10

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Solution

The fourth proportional to 626,015.10, 939,022.65 and 182,783.10 is: 274,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,015.10 : 939,022.65 = 182,783.10 : x
  2. Step 2: Convert to fraction form
    626,015.10/939,022.65 = 182,783.10/x
  3. Step 3: Cross multiply
    626,015.10x = 939,022.65 × 182,783.10
  4. Step 4: Simplify right side
    626,015.10x = 171,637,470,937.22
  5. Step 5: Solve for x
    x = 171,637,470,937.22/626,015.10
  6. Step 6: Final answer
    x = 274,174.65

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Half scale
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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.