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Finding the Fourth Proportional to 1,736,283.80, 2,604,425.70 and 1,064,437.40

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Solution

The fourth proportional to 1,736,283.80, 2,604,425.70 and 1,064,437.40 is: 1,596,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736,283.80 : 2,604,425.70 = 1,064,437.40 : x
  2. Step 2: Convert to fraction form
    1,736,283.80/2,604,425.70 = 1,064,437.40/x
  3. Step 3: Cross multiply
    1,736,283.80x = 2,604,425.70 × 1,064,437.40
  4. Step 4: Simplify right side
    1,736,283.80x = 2,772,248,120,601.18
  5. Step 5: Solve for x
    x = 2,772,248,120,601.18/1,736,283.80
  6. Step 6: Final answer
    x = 1,596,656.10

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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.