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Finding the Fourth Proportional to 583,822.38, 805,698.80 and 368,884.02

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Solution

The fourth proportional to 583,822.38, 805,698.80 and 368,884.02 is: 509,075.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,822.38 : 805,698.80 = 368,884.02 : x
  2. Step 2: Convert to fraction form
    583,822.38/805,698.80 = 368,884.02/x
  3. Step 3: Cross multiply
    583,822.38x = 805,698.80 × 368,884.02
  4. Step 4: Simplify right side
    583,822.38x = 297,209,412,253.18
  5. Step 5: Solve for x
    x = 297,209,412,253.18/583,822.38
  6. Step 6: Final answer
    x = 509,075.06

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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.