Home / 405,812.07-560,200.02-242,526.18

Finding the Fourth Proportional to 405,812.07, 560,200.02 and 242,526.18

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Solution

The fourth proportional to 405,812.07, 560,200.02 and 242,526.18 is: 334,793.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,812.07 : 560,200.02 = 242,526.18 : x
  2. Step 2: Convert to fraction form
    405,812.07/560,200.02 = 242,526.18/x
  3. Step 3: Cross multiply
    405,812.07x = 560,200.02 × 242,526.18
  4. Step 4: Simplify right side
    405,812.07x = 135,863,170,886.52
  5. Step 5: Solve for x
    x = 135,863,170,886.52/405,812.07
  6. Step 6: Final answer
    x = 334,793.32

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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.