Home / 677,857.58-934,592.34-496,254.23

Finding the Fourth Proportional to 677,857.58, 934,592.34 and 496,254.23

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Solution

The fourth proportional to 677,857.58, 934,592.34 and 496,254.23 is: 684,207.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,857.58 : 934,592.34 = 496,254.23 : x
  2. Step 2: Convert to fraction form
    677,857.58/934,592.34 = 496,254.23/x
  3. Step 3: Cross multiply
    677,857.58x = 934,592.34 × 496,254.23
  4. Step 4: Simplify right side
    677,857.58x = 463,795,402,050.60
  5. Step 5: Solve for x
    x = 463,795,402,050.60/677,857.58
  6. Step 6: Final answer
    x = 684,207.74

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Double scale
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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.