Home / 1,068,000.40-1,602,907.80-437,366.80

Finding the Fourth Proportional to 1,068,000.40, 1,602,907.80 and 437,366.80

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Solution

The fourth proportional to 1,068,000.40, 1,602,907.80 and 437,366.80 is: 656,421.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,000.40 : 1,602,907.80 = 437,366.80 : x
  2. Step 2: Convert to fraction form
    1,068,000.40/1,602,907.80 = 437,366.80/x
  3. Step 3: Cross multiply
    1,068,000.40x = 1,602,907.80 × 437,366.80
  4. Step 4: Simplify right side
    1,068,000.40x = 701,058,655,181.04
  5. Step 5: Solve for x
    x = 701,058,655,181.04/1,068,000.40
  6. Step 6: Final answer
    x = 656,421.72

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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.