Home / 545,566.39-752,904.85-303,848.93

Finding the Fourth Proportional to 545,566.39, 752,904.85 and 303,848.93

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Solution

The fourth proportional to 545,566.39, 752,904.85 and 303,848.93 is: 419,324.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,566.39 : 752,904.85 = 303,848.93 : x
  2. Step 2: Convert to fraction form
    545,566.39/752,904.85 = 303,848.93/x
  3. Step 3: Cross multiply
    545,566.39x = 752,904.85 × 303,848.93
  4. Step 4: Simplify right side
    545,566.39x = 228,769,333,064.31
  5. Step 5: Solve for x
    x = 228,769,333,064.31/545,566.39
  6. Step 6: Final answer
    x = 419,324.46

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.