Home / 841,178.13-1,160,830.67-459,208.86

Finding the Fourth Proportional to 841,178.13, 1,160,830.67 and 459,208.86

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Solution

The fourth proportional to 841,178.13, 1,160,830.67 and 459,208.86 is: 633,710.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,178.13 : 1,160,830.67 = 459,208.86 : x
  2. Step 2: Convert to fraction form
    841,178.13/1,160,830.67 = 459,208.86/x
  3. Step 3: Cross multiply
    841,178.13x = 1,160,830.67 × 459,208.86
  4. Step 4: Simplify right side
    841,178.13x = 533,063,728,623.74
  5. Step 5: Solve for x
    x = 533,063,728,623.74/841,178.13
  6. Step 6: Final answer
    x = 633,710.87

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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.