Home / 973,929.60-1,459,900.80-658,418.40

Finding the Fourth Proportional to 973,929.60, 1,459,900.80 and 658,418.40

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Solution

The fourth proportional to 973,929.60, 1,459,900.80 and 658,418.40 is: 986,955.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,929.60 : 1,459,900.80 = 658,418.40 : x
  2. Step 2: Convert to fraction form
    973,929.60/1,459,900.80 = 658,418.40/x
  3. Step 3: Cross multiply
    973,929.60x = 1,459,900.80 × 658,418.40
  4. Step 4: Simplify right side
    973,929.60x = 961,225,548,894.72
  5. Step 5: Solve for x
    x = 961,225,548,894.72/973,929.60
  6. Step 6: Final answer
    x = 986,955.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.