Home / 461,159.19-687,154.23-410,852.72

Finding the Fourth Proportional to 461,159.19, 687,154.23 and 410,852.72

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Solution

The fourth proportional to 461,159.19, 687,154.23 and 410,852.72 is: 612,194.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,159.19 : 687,154.23 = 410,852.72 : x
  2. Step 2: Convert to fraction form
    461,159.19/687,154.23 = 410,852.72/x
  3. Step 3: Cross multiply
    461,159.19x = 687,154.23 × 410,852.72
  4. Step 4: Simplify right side
    461,159.19x = 282,319,186,172.89
  5. Step 5: Solve for x
    x = 282,319,186,172.89/461,159.19
  6. Step 6: Final answer
    x = 612,194.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.