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Finding the Fourth Proportional to 584,995.60, 875,743.80 and 348,216.40

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Solution

The fourth proportional to 584,995.60, 875,743.80 and 348,216.40 is: 521,283.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,995.60 : 875,743.80 = 348,216.40 : x
  2. Step 2: Convert to fraction form
    584,995.60/875,743.80 = 348,216.40/x
  3. Step 3: Cross multiply
    584,995.60x = 875,743.80 × 348,216.40
  4. Step 4: Simplify right side
    584,995.60x = 304,948,353,358.32
  5. Step 5: Solve for x
    x = 304,948,353,358.32/584,995.60
  6. Step 6: Final answer
    x = 521,283.16

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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.