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Finding the Fourth Proportional to 583,756.80, 875,570.40 and 163,075.20

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Solution

The fourth proportional to 583,756.80, 875,570.40 and 163,075.20 is: 244,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,756.80 : 875,570.40 = 163,075.20 : x
  2. Step 2: Convert to fraction form
    583,756.80/875,570.40 = 163,075.20/x
  3. Step 3: Cross multiply
    583,756.80x = 875,570.40 × 163,075.20
  4. Step 4: Simplify right side
    583,756.80x = 142,783,818,094.08
  5. Step 5: Solve for x
    x = 142,783,818,094.08/583,756.80
  6. Step 6: Final answer
    x = 244,594.70

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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.