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Finding the Fourth Proportional to 556,053.08, 767,353.59 and 301,404.27

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Solution

The fourth proportional to 556,053.08, 767,353.59 and 301,404.27 is: 415,938.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,053.08 : 767,353.59 = 301,404.27 : x
  2. Step 2: Convert to fraction form
    556,053.08/767,353.59 = 301,404.27/x
  3. Step 3: Cross multiply
    556,053.08x = 767,353.59 × 301,404.27
  4. Step 4: Simplify right side
    556,053.08x = 231,283,648,625.83
  5. Step 5: Solve for x
    x = 231,283,648,625.83/556,053.08
  6. Step 6: Final answer
    x = 415,938.08

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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.