Home / 583,401.03-805,088.65-325,274.91

Finding the Fourth Proportional to 583,401.03, 805,088.65 and 325,274.91

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Solution

The fourth proportional to 583,401.03, 805,088.65 and 325,274.91 is: 448,876.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,401.03 : 805,088.65 = 325,274.91 : x
  2. Step 2: Convert to fraction form
    583,401.03/805,088.65 = 325,274.91/x
  3. Step 3: Cross multiply
    583,401.03x = 805,088.65 × 325,274.91
  4. Step 4: Simplify right side
    583,401.03x = 261,875,138,170.77
  5. Step 5: Solve for x
    x = 261,875,138,170.77/583,401.03
  6. Step 6: Final answer
    x = 448,876.72

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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.