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Finding the Fourth Proportional to 556,203.34, 767,513.37 and 314,452.36

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Solution

The fourth proportional to 556,203.34, 767,513.37 and 314,452.36 is: 433,917.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,203.34 : 767,513.37 = 314,452.36 : x
  2. Step 2: Convert to fraction form
    556,203.34/767,513.37 = 314,452.36/x
  3. Step 3: Cross multiply
    556,203.34x = 767,513.37 × 314,452.36
  4. Step 4: Simplify right side
    556,203.34x = 241,346,390,528.05
  5. Step 5: Solve for x
    x = 241,346,390,528.05/556,203.34
  6. Step 6: Final answer
    x = 433,917.55

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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.