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Finding the Fourth Proportional to 585,033.10, 877,549.65 and 545,667.10

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Solution

The fourth proportional to 585,033.10, 877,549.65 and 545,667.10 is: 818,500.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,033.10 : 877,549.65 = 545,667.10 : x
  2. Step 2: Convert to fraction form
    585,033.10/877,549.65 = 545,667.10/x
  3. Step 3: Cross multiply
    585,033.10x = 877,549.65 × 545,667.10
  4. Step 4: Simplify right side
    585,033.10x = 478,849,972,621.52
  5. Step 5: Solve for x
    x = 478,849,972,621.52/585,033.10
  6. Step 6: Final answer
    x = 818,500.65

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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.