Home / 883,670.58-1,219,421.97-501,647.22

Finding the Fourth Proportional to 883,670.58, 1,219,421.97 and 501,647.22

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Solution

The fourth proportional to 883,670.58, 1,219,421.97 and 501,647.22 is: 692,248.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,670.58 : 1,219,421.97 = 501,647.22 : x
  2. Step 2: Convert to fraction form
    883,670.58/1,219,421.97 = 501,647.22/x
  3. Step 3: Cross multiply
    883,670.58x = 1,219,421.97 × 501,647.22
  4. Step 4: Simplify right side
    883,670.58x = 611,719,641,257.42
  5. Step 5: Solve for x
    x = 611,719,641,257.42/883,670.58
  6. Step 6: Final answer
    x = 692,248.51

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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.