Home / 938,923.18-1,295,783.58-525,501.31

Finding the Fourth Proportional to 938,923.18, 1,295,783.58 and 525,501.31

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Solution

The fourth proportional to 938,923.18, 1,295,783.58 and 525,501.31 is: 725,230.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,923.18 : 1,295,783.58 = 525,501.31 : x
  2. Step 2: Convert to fraction form
    938,923.18/1,295,783.58 = 525,501.31/x
  3. Step 3: Cross multiply
    938,923.18x = 1,295,783.58 × 525,501.31
  4. Step 4: Simplify right side
    938,923.18x = 680,935,965,068.07
  5. Step 5: Solve for x
    x = 680,935,965,068.07/938,923.18
  6. Step 6: Final answer
    x = 725,230.75

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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.