Home / 760,211.92-1,140,648.60-476,552.56

Finding the Fourth Proportional to 760,211.92, 1,140,648.60 and 476,552.56

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Solution

The fourth proportional to 760,211.92, 1,140,648.60 and 476,552.56 is: 715,036.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,211.92 : 1,140,648.60 = 476,552.56 : x
  2. Step 2: Convert to fraction form
    760,211.92/1,140,648.60 = 476,552.56/x
  3. Step 3: Cross multiply
    760,211.92x = 1,140,648.60 × 476,552.56
  4. Step 4: Simplify right side
    760,211.92x = 543,579,010,390.42
  5. Step 5: Solve for x
    x = 543,579,010,390.42/760,211.92
  6. Step 6: Final answer
    x = 715,036.16

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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.