Home / 581,746.20-873,008.10-266,040.60

Finding the Fourth Proportional to 581,746.20, 873,008.10 and 266,040.60

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Solution

The fourth proportional to 581,746.20, 873,008.10 and 266,040.60 is: 399,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,746.20 : 873,008.10 = 266,040.60 : x
  2. Step 2: Convert to fraction form
    581,746.20/873,008.10 = 266,040.60/x
  3. Step 3: Cross multiply
    581,746.20x = 873,008.10 × 266,040.60
  4. Step 4: Simplify right side
    581,746.20x = 232,255,598,728.86
  5. Step 5: Solve for x
    x = 232,255,598,728.86/581,746.20
  6. Step 6: Final answer
    x = 399,238.70

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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.