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Finding the Fourth Proportional to 592,756.80, 886,510.80 and 498,278.40

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Solution

The fourth proportional to 592,756.80, 886,510.80 and 498,278.40 is: 745,211.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,756.80 : 886,510.80 = 498,278.40 : x
  2. Step 2: Convert to fraction form
    592,756.80/886,510.80 = 498,278.40/x
  3. Step 3: Cross multiply
    592,756.80x = 886,510.80 × 498,278.40
  4. Step 4: Simplify right side
    592,756.80x = 441,729,183,006.72
  5. Step 5: Solve for x
    x = 441,729,183,006.72/592,756.80
  6. Step 6: Final answer
    x = 745,211.50

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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.