Home / 910,016.24-1,255,848.69-502,144.34

Finding the Fourth Proportional to 910,016.24, 1,255,848.69 and 502,144.34

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Solution

The fourth proportional to 910,016.24, 1,255,848.69 and 502,144.34 is: 692,973.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,016.24 : 1,255,848.69 = 502,144.34 : x
  2. Step 2: Convert to fraction form
    910,016.24/1,255,848.69 = 502,144.34/x
  3. Step 3: Cross multiply
    910,016.24x = 1,255,848.69 × 502,144.34
  4. Step 4: Simplify right side
    910,016.24x = 630,617,311,579.92
  5. Step 5: Solve for x
    x = 630,617,311,579.92/910,016.24
  6. Step 6: Final answer
    x = 692,973.69

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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.