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Finding the Fourth Proportional to 209,466.29, 314,248.65 and 59,708.74

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Solution

The fourth proportional to 209,466.29, 314,248.65 and 59,708.74 is: 89,577.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,466.29 : 314,248.65 = 59,708.74 : x
  2. Step 2: Convert to fraction form
    209,466.29/314,248.65 = 59,708.74/x
  3. Step 3: Cross multiply
    209,466.29x = 314,248.65 × 59,708.74
  4. Step 4: Simplify right side
    209,466.29x = 18,763,389,068.41
  5. Step 5: Solve for x
    x = 18,763,389,068.41/209,466.29
  6. Step 6: Final answer
    x = 89,577.13

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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.