Home / 572,784.20-859,176.30-502,800.20

Finding the Fourth Proportional to 572,784.20, 859,176.30 and 502,800.20

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Solution

The fourth proportional to 572,784.20, 859,176.30 and 502,800.20 is: 754,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,784.20 : 859,176.30 = 502,800.20 : x
  2. Step 2: Convert to fraction form
    572,784.20/859,176.30 = 502,800.20/x
  3. Step 3: Cross multiply
    572,784.20x = 859,176.30 × 502,800.20
  4. Step 4: Simplify right side
    572,784.20x = 431,994,015,475.26
  5. Step 5: Solve for x
    x = 431,994,015,475.26/572,784.20
  6. Step 6: Final answer
    x = 754,200.30

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Half scale
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Double scale
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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.