Home / 849,032.55-1,171,695.31-486,526.41

Finding the Fourth Proportional to 849,032.55, 1,171,695.31 and 486,526.41

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Solution

The fourth proportional to 849,032.55, 1,171,695.31 and 486,526.41 is: 671,423.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,032.55 : 1,171,695.31 = 486,526.41 : x
  2. Step 2: Convert to fraction form
    849,032.55/1,171,695.31 = 486,526.41/x
  3. Step 3: Cross multiply
    849,032.55x = 1,171,695.31 × 486,526.41
  4. Step 4: Simplify right side
    849,032.55x = 570,060,711,571.82
  5. Step 5: Solve for x
    x = 570,060,711,571.82/849,032.55
  6. Step 6: Final answer
    x = 671,423.86

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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.