Home / 886,902.51-1,223,926.64-504,929.28

Finding the Fourth Proportional to 886,902.51, 1,223,926.64 and 504,929.28

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Solution

The fourth proportional to 886,902.51, 1,223,926.64 and 504,929.28 is: 696,803.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,902.51 : 1,223,926.64 = 504,929.28 : x
  2. Step 2: Convert to fraction form
    886,902.51/1,223,926.64 = 504,929.28/x
  3. Step 3: Cross multiply
    886,902.51x = 1,223,926.64 × 504,929.28
  4. Step 4: Simplify right side
    886,902.51x = 617,996,397,108.02
  5. Step 5: Solve for x
    x = 617,996,397,108.02/886,902.51
  6. Step 6: Final answer
    x = 696,803.08

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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.