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Finding the Fourth Proportional to 243,317.76, 364,988.76 and 93,505.56

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Solution

The fourth proportional to 243,317.76, 364,988.76 and 93,505.56 is: 140,263.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,317.76 : 364,988.76 = 93,505.56 : x
  2. Step 2: Convert to fraction form
    243,317.76/364,988.76 = 93,505.56/x
  3. Step 3: Cross multiply
    243,317.76x = 364,988.76 × 93,505.56
  4. Step 4: Simplify right side
    243,317.76x = 34,128,478,397.51
  5. Step 5: Solve for x
    x = 34,128,478,397.51/243,317.76
  6. Step 6: Final answer
    x = 140,263.00

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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.