Home / 954,172.80-1,430,714.88-392,538.24

Finding the Fourth Proportional to 954,172.80, 1,430,714.88 and 392,538.24

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Solution

The fourth proportional to 954,172.80, 1,430,714.88 and 392,538.24 is: 588,583.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,172.80 : 1,430,714.88 = 392,538.24 : x
  2. Step 2: Convert to fraction form
    954,172.80/1,430,714.88 = 392,538.24/x
  3. Step 3: Cross multiply
    954,172.80x = 1,430,714.88 × 392,538.24
  4. Step 4: Simplify right side
    954,172.80x = 561,610,300,937.01
  5. Step 5: Solve for x
    x = 561,610,300,937.01/954,172.80
  6. Step 6: Final answer
    x = 588,583.43

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1.5x scale

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.