Home / 833,906.90-1,151,356.43-528,254.52

Finding the Fourth Proportional to 833,906.90, 1,151,356.43 and 528,254.52

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Solution

The fourth proportional to 833,906.90, 1,151,356.43 and 528,254.52 is: 729,349.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,906.90 : 1,151,356.43 = 528,254.52 : x
  2. Step 2: Convert to fraction form
    833,906.90/1,151,356.43 = 528,254.52/x
  3. Step 3: Cross multiply
    833,906.90x = 1,151,356.43 × 528,254.52
  4. Step 4: Simplify right side
    833,906.90x = 608,209,238,278.56
  5. Step 5: Solve for x
    x = 608,209,238,278.56/833,906.90
  6. Step 6: Final answer
    x = 729,349.09

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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.