Home / 357,616.04-493,106.20-260,648.51

Finding the Fourth Proportional to 357,616.04, 493,106.20 and 260,648.51

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Solution

The fourth proportional to 357,616.04, 493,106.20 and 260,648.51 is: 359,400.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,616.04 : 493,106.20 = 260,648.51 : x
  2. Step 2: Convert to fraction form
    357,616.04/493,106.20 = 260,648.51/x
  3. Step 3: Cross multiply
    357,616.04x = 493,106.20 × 260,648.51
  4. Step 4: Simplify right side
    357,616.04x = 128,527,393,184.61
  5. Step 5: Solve for x
    x = 128,527,393,184.61/357,616.04
  6. Step 6: Final answer
    x = 359,400.53

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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.