Home / 705,461.91-973,544.58-383,178.30

Finding the Fourth Proportional to 705,461.91, 973,544.58 and 383,178.30

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Solution

The fourth proportional to 705,461.91, 973,544.58 and 383,178.30 is: 528,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,461.91 : 973,544.58 = 383,178.30 : x
  2. Step 2: Convert to fraction form
    705,461.91/973,544.58 = 383,178.30/x
  3. Step 3: Cross multiply
    705,461.91x = 973,544.58 × 383,178.30
  4. Step 4: Simplify right side
    705,461.91x = 373,041,157,138.61
  5. Step 5: Solve for x
    x = 373,041,157,138.61/705,461.91
  6. Step 6: Final answer
    x = 528,789.93

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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.