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Finding the Fourth Proportional to 382,220.30, 573,330.45 and 358,600.70

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Solution

The fourth proportional to 382,220.30, 573,330.45 and 358,600.70 is: 537,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,220.30 : 573,330.45 = 358,600.70 : x
  2. Step 2: Convert to fraction form
    382,220.30/573,330.45 = 358,600.70/x
  3. Step 3: Cross multiply
    382,220.30x = 573,330.45 × 358,600.70
  4. Step 4: Simplify right side
    382,220.30x = 205,596,700,701.32
  5. Step 5: Solve for x
    x = 205,596,700,701.32/382,220.30
  6. Step 6: Final answer
    x = 537,901.05

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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.