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Finding the Fourth Proportional to 734,592.12, 1,101,886.44 and 414,598.92

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Solution

The fourth proportional to 734,592.12, 1,101,886.44 and 414,598.92 is: 621,897.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,592.12 : 1,101,886.44 = 414,598.92 : x
  2. Step 2: Convert to fraction form
    734,592.12/1,101,886.44 = 414,598.92/x
  3. Step 3: Cross multiply
    734,592.12x = 1,101,886.44 × 414,598.92
  4. Step 4: Simplify right side
    734,592.12x = 456,840,927,986.65
  5. Step 5: Solve for x
    x = 456,840,927,986.65/734,592.12
  6. Step 6: Final answer
    x = 621,897.40

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1.5x scale

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.