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Finding the Fourth Proportional to 615,200.35, 922,800.53 and 282,776.35

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Solution

The fourth proportional to 615,200.35, 922,800.53 and 282,776.35 is: 424,164.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,200.35 : 922,800.53 = 282,776.35 : x
  2. Step 2: Convert to fraction form
    615,200.35/922,800.53 = 282,776.35/x
  3. Step 3: Cross multiply
    615,200.35x = 922,800.53 × 282,776.35
  4. Step 4: Simplify right side
    615,200.35x = 260,946,164,237.58
  5. Step 5: Solve for x
    x = 260,946,164,237.58/615,200.35
  6. Step 6: Final answer
    x = 424,164.53

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Similar ratio
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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.