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Finding the Fourth Proportional to 583,501.71, 805,501.40 and 341,750.91

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Solution

The fourth proportional to 583,501.71, 805,501.40 and 341,750.91 is: 471,773.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,501.71 : 805,501.40 = 341,750.91 : x
  2. Step 2: Convert to fraction form
    583,501.71/805,501.40 = 341,750.91/x
  3. Step 3: Cross multiply
    583,501.71x = 805,501.40 × 341,750.91
  4. Step 4: Simplify right side
    583,501.71x = 275,280,834,747.52
  5. Step 5: Solve for x
    x = 275,280,834,747.52/583,501.71
  6. Step 6: Final answer
    x = 471,773.83

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.