Home / 909,037.24-1,254,479.66-501,153.84

Finding the Fourth Proportional to 909,037.24, 1,254,479.66 and 501,153.84

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Solution

The fourth proportional to 909,037.24, 1,254,479.66 and 501,153.84 is: 691,596.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,037.24 : 1,254,479.66 = 501,153.84 : x
  2. Step 2: Convert to fraction form
    909,037.24/1,254,479.66 = 501,153.84/x
  3. Step 3: Cross multiply
    909,037.24x = 1,254,479.66 × 501,153.84
  4. Step 4: Simplify right side
    909,037.24x = 628,687,298,810.89
  5. Step 5: Solve for x
    x = 628,687,298,810.89/909,037.24
  6. Step 6: Final answer
    x = 691,596.86

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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.