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Finding the Fourth Proportional to 357,307.04, 492,754.59 and 242,757.14

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Solution

The fourth proportional to 357,307.04, 492,754.59 and 242,757.14 is: 334,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,307.04 : 492,754.59 = 242,757.14 : x
  2. Step 2: Convert to fraction form
    357,307.04/492,754.59 = 242,757.14/x
  3. Step 3: Cross multiply
    357,307.04x = 492,754.59 × 242,757.14
  4. Step 4: Simplify right side
    357,307.04x = 119,619,692,526.50
  5. Step 5: Solve for x
    x = 119,619,692,526.50/357,307.04
  6. Step 6: Final answer
    x = 334,781.24

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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.