Home / 845,358.50-1,166,714.08-523,172.36

Finding the Fourth Proportional to 845,358.50, 1,166,714.08 and 523,172.36

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Solution

The fourth proportional to 845,358.50, 1,166,714.08 and 523,172.36 is: 722,051.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,358.50 : 1,166,714.08 = 523,172.36 : x
  2. Step 2: Convert to fraction form
    845,358.50/1,166,714.08 = 523,172.36/x
  3. Step 3: Cross multiply
    845,358.50x = 1,166,714.08 × 523,172.36
  4. Step 4: Simplify right side
    845,358.50x = 610,392,558,678.83
  5. Step 5: Solve for x
    x = 610,392,558,678.83/845,358.50
  6. Step 6: Final answer
    x = 722,051.72

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1.5x scale

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.