Home / 1,068,514.40-1,603,678.80-437,880.80

Finding the Fourth Proportional to 1,068,514.40, 1,603,678.80 and 437,880.80

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Solution

The fourth proportional to 1,068,514.40, 1,603,678.80 and 437,880.80 is: 657,192.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,514.40 : 1,603,678.80 = 437,880.80 : x
  2. Step 2: Convert to fraction form
    1,068,514.40/1,603,678.80 = 437,880.80/x
  3. Step 3: Cross multiply
    1,068,514.40x = 1,603,678.80 × 437,880.80
  4. Step 4: Simplify right side
    1,068,514.40x = 702,220,155,887.04
  5. Step 5: Solve for x
    x = 702,220,155,887.04/1,068,514.40
  6. Step 6: Final answer
    x = 657,192.97

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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.