Home / 554,525.04-765,208.92-316,045.68

Finding the Fourth Proportional to 554,525.04, 765,208.92 and 316,045.68

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Solution

The fourth proportional to 554,525.04, 765,208.92 and 316,045.68 is: 436,122.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,525.04 : 765,208.92 = 316,045.68 : x
  2. Step 2: Convert to fraction form
    554,525.04/765,208.92 = 316,045.68/x
  3. Step 3: Cross multiply
    554,525.04x = 765,208.92 × 316,045.68
  4. Step 4: Simplify right side
    554,525.04x = 241,840,973,463.47
  5. Step 5: Solve for x
    x = 241,840,973,463.47/554,525.04
  6. Step 6: Final answer
    x = 436,122.73

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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.