Home / 480,527.90-721,150.89-181,303.58

Finding the Fourth Proportional to 480,527.90, 721,150.89 and 181,303.58

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Solution

The fourth proportional to 480,527.90, 721,150.89 and 181,303.58 is: 272,090.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,527.90 : 721,150.89 = 181,303.58 : x
  2. Step 2: Convert to fraction form
    480,527.90/721,150.89 = 181,303.58/x
  3. Step 3: Cross multiply
    480,527.90x = 721,150.89 × 181,303.58
  4. Step 4: Simplify right side
    480,527.90x = 130,747,238,077.19
  5. Step 5: Solve for x
    x = 130,747,238,077.19/480,527.90
  6. Step 6: Final answer
    x = 272,090.84

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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.