Home / 702,823.04-1,053,733.44-328,641.92

Finding the Fourth Proportional to 702,823.04, 1,053,733.44 and 328,641.92

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Solution

The fourth proportional to 702,823.04, 1,053,733.44 and 328,641.92 is: 492,728.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,823.04 : 1,053,733.44 = 328,641.92 : x
  2. Step 2: Convert to fraction form
    702,823.04/1,053,733.44 = 328,641.92/x
  3. Step 3: Cross multiply
    702,823.04x = 1,053,733.44 × 328,641.92
  4. Step 4: Simplify right side
    702,823.04x = 346,300,980,889.81
  5. Step 5: Solve for x
    x = 346,300,980,889.81/702,823.04
  6. Step 6: Final answer
    x = 492,728.55

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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.