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Finding the Fourth Proportional to 403,332.60, 604,512.90 and 234,528.60

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Solution

The fourth proportional to 403,332.60, 604,512.90 and 234,528.60 is: 351,510.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,332.60 : 604,512.90 = 234,528.60 : x
  2. Step 2: Convert to fraction form
    403,332.60/604,512.90 = 234,528.60/x
  3. Step 3: Cross multiply
    403,332.60x = 604,512.90 × 234,528.60
  4. Step 4: Simplify right side
    403,332.60x = 141,775,564,118.94
  5. Step 5: Solve for x
    x = 141,775,564,118.94/403,332.60
  6. Step 6: Final answer
    x = 351,510.30

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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.