Home / 706,921.42-975,522.32-384,632.76

Finding the Fourth Proportional to 706,921.42, 975,522.32 and 384,632.76

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Solution

The fourth proportional to 706,921.42, 975,522.32 and 384,632.76 is: 530,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,921.42 : 975,522.32 = 384,632.76 : x
  2. Step 2: Convert to fraction form
    706,921.42/975,522.32 = 384,632.76/x
  3. Step 3: Cross multiply
    706,921.42x = 975,522.32 × 384,632.76
  4. Step 4: Simplify right side
    706,921.42x = 375,217,842,383.20
  5. Step 5: Solve for x
    x = 375,217,842,383.20/706,921.42
  6. Step 6: Final answer
    x = 530,777.30

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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.