Home / 536,837.07-740,849.34-291,838.31

Finding the Fourth Proportional to 536,837.07, 740,849.34 and 291,838.31

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Solution

The fourth proportional to 536,837.07, 740,849.34 and 291,838.31 is: 402,744.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,837.07 : 740,849.34 = 291,838.31 : x
  2. Step 2: Convert to fraction form
    536,837.07/740,849.34 = 291,838.31/x
  3. Step 3: Cross multiply
    536,837.07x = 740,849.34 × 291,838.31
  4. Step 4: Simplify right side
    536,837.07x = 216,208,215,645.97
  5. Step 5: Solve for x
    x = 216,208,215,645.97/536,837.07
  6. Step 6: Final answer
    x = 402,744.57

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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.