Home / 438,113.55-604,596.51-236,909.55

Finding the Fourth Proportional to 438,113.55, 604,596.51 and 236,909.55

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Solution

The fourth proportional to 438,113.55, 604,596.51 and 236,909.55 is: 326,935.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,113.55 : 604,596.51 = 236,909.55 : x
  2. Step 2: Convert to fraction form
    438,113.55/604,596.51 = 236,909.55/x
  3. Step 3: Cross multiply
    438,113.55x = 604,596.51 × 236,909.55
  4. Step 4: Simplify right side
    438,113.55x = 143,234,687,115.67
  5. Step 5: Solve for x
    x = 143,234,687,115.67/438,113.55
  6. Step 6: Final answer
    x = 326,935.08

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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.