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Finding the Fourth Proportional to 683,516.40, 944,502.84 and 592,580.40

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Solution

The fourth proportional to 683,516.40, 944,502.84 and 592,580.40 is: 818,844.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,516.40 : 944,502.84 = 592,580.40 : x
  2. Step 2: Convert to fraction form
    683,516.40/944,502.84 = 592,580.40/x
  3. Step 3: Cross multiply
    683,516.40x = 944,502.84 × 592,580.40
  4. Step 4: Simplify right side
    683,516.40x = 559,693,870,728.34
  5. Step 5: Solve for x
    x = 559,693,870,728.34/683,516.40
  6. Step 6: Final answer
    x = 818,844.83

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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.