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Finding the Fourth Proportional to 567,604.04, 783,278.58 and 312,950.92

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Solution

The fourth proportional to 567,604.04, 783,278.58 and 312,950.92 is: 431,864.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,604.04 : 783,278.58 = 312,950.92 : x
  2. Step 2: Convert to fraction form
    567,604.04/783,278.58 = 312,950.92/x
  3. Step 3: Cross multiply
    567,604.04x = 783,278.58 × 312,950.92
  4. Step 4: Simplify right side
    567,604.04x = 245,127,752,227.29
  5. Step 5: Solve for x
    x = 245,127,752,227.29/567,604.04
  6. Step 6: Final answer
    x = 431,864.00

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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.