Home / 880,001.46-1,214,228.61-535,744.98

Finding the Fourth Proportional to 880,001.46, 1,214,228.61 and 535,744.98

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Solution

The fourth proportional to 880,001.46, 1,214,228.61 and 535,744.98 is: 739,222.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,001.46 : 1,214,228.61 = 535,744.98 : x
  2. Step 2: Convert to fraction form
    880,001.46/1,214,228.61 = 535,744.98/x
  3. Step 3: Cross multiply
    880,001.46x = 1,214,228.61 × 535,744.98
  4. Step 4: Simplify right side
    880,001.46x = 650,516,882,379.88
  5. Step 5: Solve for x
    x = 650,516,882,379.88/880,001.46
  6. Step 6: Final answer
    x = 739,222.50

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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.