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Finding the Fourth Proportional to 578,764.40, 867,455.40 and 241,804.40

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Solution

The fourth proportional to 578,764.40, 867,455.40 and 241,804.40 is: 362,417.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,764.40 : 867,455.40 = 241,804.40 : x
  2. Step 2: Convert to fraction form
    578,764.40/867,455.40 = 241,804.40/x
  3. Step 3: Cross multiply
    578,764.40x = 867,455.40 × 241,804.40
  4. Step 4: Simplify right side
    578,764.40x = 209,754,532,523.76
  5. Step 5: Solve for x
    x = 209,754,532,523.76/578,764.40
  6. Step 6: Final answer
    x = 362,417.82

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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.