Home / 918,204.30-1,377,306.45-634,769.10

Finding the Fourth Proportional to 918,204.30, 1,377,306.45 and 634,769.10

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Solution

The fourth proportional to 918,204.30, 1,377,306.45 and 634,769.10 is: 952,153.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,204.30 : 1,377,306.45 = 634,769.10 : x
  2. Step 2: Convert to fraction form
    918,204.30/1,377,306.45 = 634,769.10/x
  3. Step 3: Cross multiply
    918,204.30x = 1,377,306.45 × 634,769.10
  4. Step 4: Simplify right side
    918,204.30x = 874,271,575,690.70
  5. Step 5: Solve for x
    x = 874,271,575,690.70/918,204.30
  6. Step 6: Final answer
    x = 952,153.65

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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.