Home / 686,803.80-1,030,205.70-592,325.40

Finding the Fourth Proportional to 686,803.80, 1,030,205.70 and 592,325.40

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Solution

The fourth proportional to 686,803.80, 1,030,205.70 and 592,325.40 is: 888,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,803.80 : 1,030,205.70 = 592,325.40 : x
  2. Step 2: Convert to fraction form
    686,803.80/1,030,205.70 = 592,325.40/x
  3. Step 3: Cross multiply
    686,803.80x = 1,030,205.70 × 592,325.40
  4. Step 4: Simplify right side
    686,803.80x = 610,217,003,334.78
  5. Step 5: Solve for x
    x = 610,217,003,334.78/686,803.80
  6. Step 6: Final answer
    x = 888,488.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.