Home / 736,501.86-1,016,220.15-430,519.05

Finding the Fourth Proportional to 736,501.86, 1,016,220.15 and 430,519.05

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Solution

The fourth proportional to 736,501.86, 1,016,220.15 and 430,519.05 is: 594,027.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,501.86 : 1,016,220.15 = 430,519.05 : x
  2. Step 2: Convert to fraction form
    736,501.86/1,016,220.15 = 430,519.05/x
  3. Step 3: Cross multiply
    736,501.86x = 1,016,220.15 × 430,519.05
  4. Step 4: Simplify right side
    736,501.86x = 437,502,133,568.86
  5. Step 5: Solve for x
    x = 437,502,133,568.86/736,501.86
  6. Step 6: Final answer
    x = 594,027.19

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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.