Home / 705,521.10-973,637.24-383,249.64

Finding the Fourth Proportional to 705,521.10, 973,637.24 and 383,249.64

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Solution

The fourth proportional to 705,521.10, 973,637.24 and 383,249.64 is: 528,894.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,521.10 : 973,637.24 = 383,249.64 : x
  2. Step 2: Convert to fraction form
    705,521.10/973,637.24 = 383,249.64/x
  3. Step 3: Cross multiply
    705,521.10x = 973,637.24 × 383,249.64
  4. Step 4: Simplify right side
    705,521.10x = 373,146,119,804.35
  5. Step 5: Solve for x
    x = 373,146,119,804.35/705,521.10
  6. Step 6: Final answer
    x = 528,894.34

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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.