Home / 436,837.52-602,855.17-245,863.28

Finding the Fourth Proportional to 436,837.52, 602,855.17 and 245,863.28

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Solution

The fourth proportional to 436,837.52, 602,855.17 and 245,863.28 is: 339,302.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,837.52 : 602,855.17 = 245,863.28 : x
  2. Step 2: Convert to fraction form
    436,837.52/602,855.17 = 245,863.28/x
  3. Step 3: Cross multiply
    436,837.52x = 602,855.17 × 245,863.28
  4. Step 4: Simplify right side
    436,837.52x = 148,219,949,461.16
  5. Step 5: Solve for x
    x = 148,219,949,461.16/436,837.52
  6. Step 6: Final answer
    x = 339,302.24

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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.