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Finding the Fourth Proportional to 473,858.60, 710,528.70 and 193,058.60

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Solution

The fourth proportional to 473,858.60, 710,528.70 and 193,058.60 is: 289,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,858.60 : 710,528.70 = 193,058.60 : x
  2. Step 2: Convert to fraction form
    473,858.60/710,528.70 = 193,058.60/x
  3. Step 3: Cross multiply
    473,858.60x = 710,528.70 × 193,058.60
  4. Step 4: Simplify right side
    473,858.60x = 137,173,676,081.82
  5. Step 5: Solve for x
    x = 137,173,676,081.82/473,858.60
  6. Step 6: Final answer
    x = 289,482.30

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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.