Home / 436,447.18-602,206.80-255,124.06

Finding the Fourth Proportional to 436,447.18, 602,206.80 and 255,124.06

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Solution

The fourth proportional to 436,447.18, 602,206.80 and 255,124.06 is: 352,018.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,447.18 : 602,206.80 = 255,124.06 : x
  2. Step 2: Convert to fraction form
    436,447.18/602,206.80 = 255,124.06/x
  3. Step 3: Cross multiply
    436,447.18x = 602,206.80 × 255,124.06
  4. Step 4: Simplify right side
    436,447.18x = 153,637,443,775.61
  5. Step 5: Solve for x
    x = 153,637,443,775.61/436,447.18
  6. Step 6: Final answer
    x = 352,018.41

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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.