Home / 799,290.93-1,103,510.28-520,154.11

Finding the Fourth Proportional to 799,290.93, 1,103,510.28 and 520,154.11

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Solution

The fourth proportional to 799,290.93, 1,103,510.28 and 520,154.11 is: 718,130.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,290.93 : 1,103,510.28 = 520,154.11 : x
  2. Step 2: Convert to fraction form
    799,290.93/1,103,510.28 = 520,154.11/x
  3. Step 3: Cross multiply
    799,290.93x = 1,103,510.28 × 520,154.11
  4. Step 4: Simplify right side
    799,290.93x = 573,995,402,051.70
  5. Step 5: Solve for x
    x = 573,995,402,051.70/799,290.93
  6. Step 6: Final answer
    x = 718,130.76

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Double scale
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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.