Home / 456,932.36-630,566.52-255,728.36

Finding the Fourth Proportional to 456,932.36, 630,566.52 and 255,728.36

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Solution

The fourth proportional to 456,932.36, 630,566.52 and 255,728.36 is: 352,905.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,932.36 : 630,566.52 = 255,728.36 : x
  2. Step 2: Convert to fraction form
    456,932.36/630,566.52 = 255,728.36/x
  3. Step 3: Cross multiply
    456,932.36x = 630,566.52 × 255,728.36
  4. Step 4: Simplify right side
    456,932.36x = 161,253,742,030.51
  5. Step 5: Solve for x
    x = 161,253,742,030.51/456,932.36
  6. Step 6: Final answer
    x = 352,905.06

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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.