Home / 434,451.02-599,329.35-377,009.72

Finding the Fourth Proportional to 434,451.02, 599,329.35 and 377,009.72

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Solution

The fourth proportional to 434,451.02, 599,329.35 and 377,009.72 is: 520,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,451.02 : 599,329.35 = 377,009.72 : x
  2. Step 2: Convert to fraction form
    434,451.02/599,329.35 = 377,009.72/x
  3. Step 3: Cross multiply
    434,451.02x = 599,329.35 × 377,009.72
  4. Step 4: Simplify right side
    434,451.02x = 225,952,987,434.64
  5. Step 5: Solve for x
    x = 225,952,987,434.64/434,451.02
  6. Step 6: Final answer
    x = 520,088.52

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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.