Home / 436,904.16-602,889.30-243,297.24

Finding the Fourth Proportional to 436,904.16, 602,889.30 and 243,297.24

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Solution

The fourth proportional to 436,904.16, 602,889.30 and 243,297.24 is: 335,728.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,904.16 : 602,889.30 = 243,297.24 : x
  2. Step 2: Convert to fraction form
    436,904.16/602,889.30 = 243,297.24/x
  3. Step 3: Cross multiply
    436,904.16x = 602,889.30 × 243,297.24
  4. Step 4: Simplify right side
    436,904.16x = 146,681,302,715.53
  5. Step 5: Solve for x
    x = 146,681,302,715.53/436,904.16
  6. Step 6: Final answer
    x = 335,728.78

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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.