Home / 572,835.40-858,669.90-336,056.20

Finding the Fourth Proportional to 572,835.40, 858,669.90 and 336,056.20

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Solution

The fourth proportional to 572,835.40, 858,669.90 and 336,056.20 is: 503,742.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,835.40 : 858,669.90 = 336,056.20 : x
  2. Step 2: Convert to fraction form
    572,835.40/858,669.90 = 336,056.20/x
  3. Step 3: Cross multiply
    572,835.40x = 858,669.90 × 336,056.20
  4. Step 4: Simplify right side
    572,835.40x = 288,561,343,648.38
  5. Step 5: Solve for x
    x = 288,561,343,648.38/572,835.40
  6. Step 6: Final answer
    x = 503,742.16

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Double scale
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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.