Home / 434,306.32-599,354.58-243,315.64

Finding the Fourth Proportional to 434,306.32, 599,354.58 and 243,315.64

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Solution

The fourth proportional to 434,306.32, 599,354.58 and 243,315.64 is: 335,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,306.32 : 599,354.58 = 243,315.64 : x
  2. Step 2: Convert to fraction form
    434,306.32/599,354.58 = 243,315.64/x
  3. Step 3: Cross multiply
    434,306.32x = 599,354.58 × 243,315.64
  4. Step 4: Simplify right side
    434,306.32x = 145,832,343,219.63
  5. Step 5: Solve for x
    x = 145,832,343,219.63/434,306.32
  6. Step 6: Final answer
    x = 335,782.23

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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.