Home / 705,514.16-973,616.73-383,230.55

Finding the Fourth Proportional to 705,514.16, 973,616.73 and 383,230.55

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Solution

The fourth proportional to 705,514.16, 973,616.73 and 383,230.55 is: 528,862.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,514.16 : 973,616.73 = 383,230.55 : x
  2. Step 2: Convert to fraction form
    705,514.16/973,616.73 = 383,230.55/x
  3. Step 3: Cross multiply
    705,514.16x = 973,616.73 × 383,230.55
  4. Step 4: Simplify right side
    705,514.16x = 373,119,674,927.10
  5. Step 5: Solve for x
    x = 373,119,674,927.10/705,514.16
  6. Step 6: Final answer
    x = 528,862.06

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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.