Home / 907,901.40-1,361,852.10-465,533.40

Finding the Fourth Proportional to 907,901.40, 1,361,852.10 and 465,533.40

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Solution

The fourth proportional to 907,901.40, 1,361,852.10 and 465,533.40 is: 698,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,901.40 : 1,361,852.10 = 465,533.40 : x
  2. Step 2: Convert to fraction form
    907,901.40/1,361,852.10 = 465,533.40/x
  3. Step 3: Cross multiply
    907,901.40x = 1,361,852.10 × 465,533.40
  4. Step 4: Simplify right side
    907,901.40x = 633,987,638,410.14
  5. Step 5: Solve for x
    x = 633,987,638,410.14/907,901.40
  6. Step 6: Final answer
    x = 698,300.10

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Double scale
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Similar ratio
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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.