Home / 706,827.74-975,400.08-384,529.64

Finding the Fourth Proportional to 706,827.74, 975,400.08 and 384,529.64

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Solution

The fourth proportional to 706,827.74, 975,400.08 and 384,529.64 is: 530,638.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,827.74 : 975,400.08 = 384,529.64 : x
  2. Step 2: Convert to fraction form
    706,827.74/975,400.08 = 384,529.64/x
  3. Step 3: Cross multiply
    706,827.74x = 975,400.08 × 384,529.64
  4. Step 4: Simplify right side
    706,827.74x = 375,070,241,618.37
  5. Step 5: Solve for x
    x = 375,070,241,618.37/706,827.74
  6. Step 6: Final answer
    x = 530,638.83

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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.