Home / 1,018,887.34-1,528,237.30-344,891.60

Finding the Fourth Proportional to 1,018,887.34, 1,528,237.30 and 344,891.60

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Solution

The fourth proportional to 1,018,887.34, 1,528,237.30 and 344,891.60 is: 517,305.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,887.34 : 1,528,237.30 = 344,891.60 : x
  2. Step 2: Convert to fraction form
    1,018,887.34/1,528,237.30 = 344,891.60/x
  3. Step 3: Cross multiply
    1,018,887.34x = 1,528,237.30 × 344,891.60
  4. Step 4: Simplify right side
    1,018,887.34x = 527,076,214,047.16
  5. Step 5: Solve for x
    x = 527,076,214,047.16/1,018,887.34
  6. Step 6: Final answer
    x = 517,305.69

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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.