Home / 706,306.71-974,743.08-384,009.87

Finding the Fourth Proportional to 706,306.71, 974,743.08 and 384,009.87

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Solution

The fourth proportional to 706,306.71, 974,743.08 and 384,009.87 is: 529,955.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,306.71 : 974,743.08 = 384,009.87 : x
  2. Step 2: Convert to fraction form
    706,306.71/974,743.08 = 384,009.87/x
  3. Step 3: Cross multiply
    706,306.71x = 974,743.08 × 384,009.87
  4. Step 4: Simplify right side
    706,306.71x = 374,310,963,434.20
  5. Step 5: Solve for x
    x = 374,310,963,434.20/706,306.71
  6. Step 6: Final answer
    x = 529,955.27

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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.