Home / 743,160.91-1,025,386.35-437,250.64

Finding the Fourth Proportional to 743,160.91, 1,025,386.35 and 437,250.64

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Solution

The fourth proportional to 743,160.91, 1,025,386.35 and 437,250.64 is: 603,302.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,160.91 : 1,025,386.35 = 437,250.64 : x
  2. Step 2: Convert to fraction form
    743,160.91/1,025,386.35 = 437,250.64/x
  3. Step 3: Cross multiply
    743,160.91x = 1,025,386.35 × 437,250.64
  4. Step 4: Simplify right side
    743,160.91x = 448,350,837,784.76
  5. Step 5: Solve for x
    x = 448,350,837,784.76/743,160.91
  6. Step 6: Final answer
    x = 603,302.50

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Double scale
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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.