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Finding the Fourth Proportional to 567,592.06, 783,282.33 and 312,952.30

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Solution

The fourth proportional to 567,592.06, 783,282.33 and 312,952.30 is: 431,877.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,592.06 : 783,282.33 = 312,952.30 : x
  2. Step 2: Convert to fraction form
    567,592.06/783,282.33 = 312,952.30/x
  3. Step 3: Cross multiply
    567,592.06x = 783,282.33 × 312,952.30
  4. Step 4: Simplify right side
    567,592.06x = 245,130,006,722.86
  5. Step 5: Solve for x
    x = 245,130,006,722.86/567,592.06
  6. Step 6: Final answer
    x = 431,877.09

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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.