Home / 924,482.88-1,384,356.78-639,779.22

Finding the Fourth Proportional to 924,482.88, 1,384,356.78 and 639,779.22

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Solution

The fourth proportional to 924,482.88, 1,384,356.78 and 639,779.22 is: 958,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,482.88 : 1,384,356.78 = 639,779.22 : x
  2. Step 2: Convert to fraction form
    924,482.88/1,384,356.78 = 639,779.22/x
  3. Step 3: Cross multiply
    924,482.88x = 1,384,356.78 × 639,779.22
  4. Step 4: Simplify right side
    924,482.88x = 885,682,700,910.11
  5. Step 5: Solve for x
    x = 885,682,700,910.11/924,482.88
  6. Step 6: Final answer
    x = 958,030.40

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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.