Home / 904,140.46-1,247,715.39-496,244.98

Finding the Fourth Proportional to 904,140.46, 1,247,715.39 and 496,244.98

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Solution

The fourth proportional to 904,140.46, 1,247,715.39 and 496,244.98 is: 684,818.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,140.46 : 1,247,715.39 = 496,244.98 : x
  2. Step 2: Convert to fraction form
    904,140.46/1,247,715.39 = 496,244.98/x
  3. Step 3: Cross multiply
    904,140.46x = 1,247,715.39 × 496,244.98
  4. Step 4: Simplify right side
    904,140.46x = 619,172,498,756.24
  5. Step 5: Solve for x
    x = 619,172,498,756.24/904,140.46
  6. Step 6: Final answer
    x = 684,818.93

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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.