Home / 803,787.67-1,109,186.89-464,235.67

Finding the Fourth Proportional to 803,787.67, 1,109,186.89 and 464,235.67

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Solution

The fourth proportional to 803,787.67, 1,109,186.89 and 464,235.67 is: 640,622.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,787.67 : 1,109,186.89 = 464,235.67 : x
  2. Step 2: Convert to fraction form
    803,787.67/1,109,186.89 = 464,235.67/x
  3. Step 3: Cross multiply
    803,787.67x = 1,109,186.89 × 464,235.67
  4. Step 4: Simplify right side
    803,787.67x = 514,924,119,034.37
  5. Step 5: Solve for x
    x = 514,924,119,034.37/803,787.67
  6. Step 6: Final answer
    x = 640,622.07

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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.