Home / 803,583.72-1,108,942.06-441,013.45

Finding the Fourth Proportional to 803,583.72, 1,108,942.06 and 441,013.45

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Solution

The fourth proportional to 803,583.72, 1,108,942.06 and 441,013.45 is: 608,596.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,583.72 : 1,108,942.06 = 441,013.45 : x
  2. Step 2: Convert to fraction form
    803,583.72/1,108,942.06 = 441,013.45/x
  3. Step 3: Cross multiply
    803,583.72x = 1,108,942.06 × 441,013.45
  4. Step 4: Simplify right side
    803,583.72x = 489,058,363,730.71
  5. Step 5: Solve for x
    x = 489,058,363,730.71/803,583.72
  6. Step 6: Final answer
    x = 608,596.65

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1.5x scale

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.