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Finding the Fourth Proportional to 583,280.19, 805,031.06 and 341,548.65

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Solution

The fourth proportional to 583,280.19, 805,031.06 and 341,548.65 is: 471,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,280.19 : 805,031.06 = 341,548.65 : x
  2. Step 2: Convert to fraction form
    583,280.19/805,031.06 = 341,548.65/x
  3. Step 3: Cross multiply
    583,280.19x = 805,031.06 × 341,548.65
  4. Step 4: Simplify right side
    583,280.19x = 274,957,270,043.33
  5. Step 5: Solve for x
    x = 274,957,270,043.33/583,280.19
  6. Step 6: Final answer
    x = 471,398.27

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Double scale
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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.