Home / 830,564.49-1,146,196.80-463,064.25

Finding the Fourth Proportional to 830,564.49, 1,146,196.80 and 463,064.25

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Solution

The fourth proportional to 830,564.49, 1,146,196.80 and 463,064.25 is: 639,038.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,564.49 : 1,146,196.80 = 463,064.25 : x
  2. Step 2: Convert to fraction form
    830,564.49/1,146,196.80 = 463,064.25/x
  3. Step 3: Cross multiply
    830,564.49x = 1,146,196.80 × 463,064.25
  4. Step 4: Simplify right side
    830,564.49x = 530,762,761,544.40
  5. Step 5: Solve for x
    x = 530,762,761,544.40/830,564.49
  6. Step 6: Final answer
    x = 639,038.59

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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.