Home / 742,504.80-1,113,774.72-181,544.16

Finding the Fourth Proportional to 742,504.80, 1,113,774.72 and 181,544.16

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Solution

The fourth proportional to 742,504.80, 1,113,774.72 and 181,544.16 is: 272,320.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,504.80 : 1,113,774.72 = 181,544.16 : x
  2. Step 2: Convert to fraction form
    742,504.80/1,113,774.72 = 181,544.16/x
  3. Step 3: Cross multiply
    742,504.80x = 1,113,774.72 × 181,544.16
  4. Step 4: Simplify right side
    742,504.80x = 202,199,295,971.64
  5. Step 5: Solve for x
    x = 202,199,295,971.64/742,504.80
  6. Step 6: Final answer
    x = 272,320.52

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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.