Home / 426,748.77-635,595.13-424,686.29

Finding the Fourth Proportional to 426,748.77, 635,595.13 and 424,686.29

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Solution

The fourth proportional to 426,748.77, 635,595.13 and 424,686.29 is: 632,523.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,748.77 : 635,595.13 = 424,686.29 : x
  2. Step 2: Convert to fraction form
    426,748.77/635,595.13 = 424,686.29/x
  3. Step 3: Cross multiply
    426,748.77x = 635,595.13 × 424,686.29
  4. Step 4: Simplify right side
    426,748.77x = 269,928,537,701.77
  5. Step 5: Solve for x
    x = 269,928,537,701.77/426,748.77
  6. Step 6: Final answer
    x = 632,523.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.