Home / 889,595.46-1,227,729.66-507,679.65

Finding the Fourth Proportional to 889,595.46, 1,227,729.66 and 507,679.65

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Solution

The fourth proportional to 889,595.46, 1,227,729.66 and 507,679.65 is: 700,648.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,595.46 : 1,227,729.66 = 507,679.65 : x
  2. Step 2: Convert to fraction form
    889,595.46/1,227,729.66 = 507,679.65/x
  3. Step 3: Cross multiply
    889,595.46x = 1,227,729.66 × 507,679.65
  4. Step 4: Simplify right side
    889,595.46x = 623,293,364,083.42
  5. Step 5: Solve for x
    x = 623,293,364,083.42/889,595.46
  6. Step 6: Final answer
    x = 700,648.09

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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.