Home / 706,867.12-975,465.90-384,569.85

Finding the Fourth Proportional to 706,867.12, 975,465.90 and 384,569.85

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Solution

The fourth proportional to 706,867.12, 975,465.90 and 384,569.85 is: 530,700.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,867.12 : 975,465.90 = 384,569.85 : x
  2. Step 2: Convert to fraction form
    706,867.12/975,465.90 = 384,569.85/x
  3. Step 3: Cross multiply
    706,867.12x = 975,465.90 × 384,569.85
  4. Step 4: Simplify right side
    706,867.12x = 375,134,774,843.12
  5. Step 5: Solve for x
    x = 375,134,774,843.12/706,867.12
  6. Step 6: Final answer
    x = 530,700.56

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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.