Home / 912,529.14-1,259,384.81-525,358.32

Finding the Fourth Proportional to 912,529.14, 1,259,384.81 and 525,358.32

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Solution

The fourth proportional to 912,529.14, 1,259,384.81 and 525,358.32 is: 725,048.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,529.14 : 1,259,384.81 = 525,358.32 : x
  2. Step 2: Convert to fraction form
    912,529.14/1,259,384.81 = 525,358.32/x
  3. Step 3: Cross multiply
    912,529.14x = 1,259,384.81 × 525,358.32
  4. Step 4: Simplify right side
    912,529.14x = 661,628,285,388.33
  5. Step 5: Solve for x
    x = 661,628,285,388.33/912,529.14
  6. Step 6: Final answer
    x = 725,048.94

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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.