Home / 526,429.08-726,561.45-297,051.39

Finding the Fourth Proportional to 526,429.08, 726,561.45 and 297,051.39

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Solution

The fourth proportional to 526,429.08, 726,561.45 and 297,051.39 is: 409,981.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,429.08 : 726,561.45 = 297,051.39 : x
  2. Step 2: Convert to fraction form
    526,429.08/726,561.45 = 297,051.39/x
  3. Step 3: Cross multiply
    526,429.08x = 726,561.45 × 297,051.39
  4. Step 4: Simplify right side
    526,429.08x = 215,826,088,642.92
  5. Step 5: Solve for x
    x = 215,826,088,642.92/526,429.08
  6. Step 6: Final answer
    x = 409,981.32

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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.