Home / 526,645.32-727,272.48-497,954.10

Finding the Fourth Proportional to 526,645.32, 727,272.48 and 497,954.10

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Solution

The fourth proportional to 526,645.32, 727,272.48 and 497,954.10 is: 687,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,645.32 : 727,272.48 = 497,954.10 : x
  2. Step 2: Convert to fraction form
    526,645.32/727,272.48 = 497,954.10/x
  3. Step 3: Cross multiply
    526,645.32x = 727,272.48 × 497,954.10
  4. Step 4: Simplify right side
    526,645.32x = 362,148,310,746.98
  5. Step 5: Solve for x
    x = 362,148,310,746.98/526,645.32
  6. Step 6: Final answer
    x = 687,651.25

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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.