Home / 672,312.36-927,786.06-370,506.36

Finding the Fourth Proportional to 672,312.36, 927,786.06 and 370,506.36

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Solution

The fourth proportional to 672,312.36, 927,786.06 and 370,506.36 is: 511,296.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,312.36 : 927,786.06 = 370,506.36 : x
  2. Step 2: Convert to fraction form
    672,312.36/927,786.06 = 370,506.36/x
  3. Step 3: Cross multiply
    672,312.36x = 927,786.06 × 370,506.36
  4. Step 4: Simplify right side
    672,312.36x = 343,750,635,949.34
  5. Step 5: Solve for x
    x = 343,750,635,949.34/672,312.36
  6. Step 6: Final answer
    x = 511,296.02

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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.