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Finding the Fourth Proportional to 504,010.35, 756,015.53 and 492,346.35

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Solution

The fourth proportional to 504,010.35, 756,015.53 and 492,346.35 is: 738,519.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,010.35 : 756,015.53 = 492,346.35 : x
  2. Step 2: Convert to fraction form
    504,010.35/756,015.53 = 492,346.35/x
  3. Step 3: Cross multiply
    504,010.35x = 756,015.53 × 492,346.35
  4. Step 4: Simplify right side
    504,010.35x = 372,221,484,277.08
  5. Step 5: Solve for x
    x = 372,221,484,277.08/504,010.35
  6. Step 6: Final answer
    x = 738,519.53

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Half scale
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Double scale
Find fourth proportional to 504,011.35, 756,017.03 and 492,347.35
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.