Home / 503,923.80-754,848.90-346,330.20

Finding the Fourth Proportional to 503,923.80, 754,848.90 and 346,330.20

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Solution

The fourth proportional to 503,923.80, 754,848.90 and 346,330.20 is: 518,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,923.80 : 754,848.90 = 346,330.20 : x
  2. Step 2: Convert to fraction form
    503,923.80/754,848.90 = 346,330.20/x
  3. Step 3: Cross multiply
    503,923.80x = 754,848.90 × 346,330.20
  4. Step 4: Simplify right side
    503,923.80x = 261,426,970,506.78
  5. Step 5: Solve for x
    x = 261,426,970,506.78/503,923.80
  6. Step 6: Final answer
    x = 518,782.74

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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.