Home / 686,815.80-1,030,223.70-592,337.40

Finding the Fourth Proportional to 686,815.80, 1,030,223.70 and 592,337.40

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Solution

The fourth proportional to 686,815.80, 1,030,223.70 and 592,337.40 is: 888,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,815.80 : 1,030,223.70 = 592,337.40 : x
  2. Step 2: Convert to fraction form
    686,815.80/1,030,223.70 = 592,337.40/x
  3. Step 3: Cross multiply
    686,815.80x = 1,030,223.70 × 592,337.40
  4. Step 4: Simplify right side
    686,815.80x = 610,240,027,876.38
  5. Step 5: Solve for x
    x = 610,240,027,876.38/686,815.80
  6. Step 6: Final answer
    x = 888,506.10

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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.