Home / 903,477.40-1,246,776.35-516,268.25

Finding the Fourth Proportional to 903,477.40, 1,246,776.35 and 516,268.25

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Solution

The fourth proportional to 903,477.40, 1,246,776.35 and 516,268.25 is: 712,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,477.40 : 1,246,776.35 = 516,268.25 : x
  2. Step 2: Convert to fraction form
    903,477.40/1,246,776.35 = 516,268.25/x
  3. Step 3: Cross multiply
    903,477.40x = 1,246,776.35 × 516,268.25
  4. Step 4: Simplify right side
    903,477.40x = 643,671,044,355.89
  5. Step 5: Solve for x
    x = 643,671,044,355.89/903,477.40
  6. Step 6: Final answer
    x = 712,437.35

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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.