Home / 841,762.80-1,161,344.52-479,095.83

Finding the Fourth Proportional to 841,762.80, 1,161,344.52 and 479,095.83

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Solution

The fourth proportional to 841,762.80, 1,161,344.52 and 479,095.83 is: 660,988.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,762.80 : 1,161,344.52 = 479,095.83 : x
  2. Step 2: Convert to fraction form
    841,762.80/1,161,344.52 = 479,095.83/x
  3. Step 3: Cross multiply
    841,762.80x = 1,161,344.52 × 479,095.83
  4. Step 4: Simplify right side
    841,762.80x = 556,395,316,725.35
  5. Step 5: Solve for x
    x = 556,395,316,725.35/841,762.80
  6. Step 6: Final answer
    x = 660,988.25

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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.