Home / 556,918.32-768,548.04-302,269.53

Finding the Fourth Proportional to 556,918.32, 768,548.04 and 302,269.53

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Solution

The fourth proportional to 556,918.32, 768,548.04 and 302,269.53 is: 417,132.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,918.32 : 768,548.04 = 302,269.53 : x
  2. Step 2: Convert to fraction form
    556,918.32/768,548.04 = 302,269.53/x
  3. Step 3: Cross multiply
    556,918.32x = 768,548.04 × 302,269.53
  4. Step 4: Simplify right side
    556,918.32x = 232,308,654,833.22
  5. Step 5: Solve for x
    x = 232,308,654,833.22/556,918.32
  6. Step 6: Final answer
    x = 417,132.36

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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.