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Finding the Fourth Proportional to 446,030.10, 615,522.12 and 242,081.01

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Solution

The fourth proportional to 446,030.10, 615,522.12 and 242,081.01 is: 334,072.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,030.10 : 615,522.12 = 242,081.01 : x
  2. Step 2: Convert to fraction form
    446,030.10/615,522.12 = 242,081.01/x
  3. Step 3: Cross multiply
    446,030.10x = 615,522.12 × 242,081.01
  4. Step 4: Simplify right side
    446,030.10x = 149,006,216,486.94
  5. Step 5: Solve for x
    x = 149,006,216,486.94/446,030.10
  6. Step 6: Final answer
    x = 334,072.11

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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.