Home / 1,064,362.60-1,596,543.90-316,311.40

Finding the Fourth Proportional to 1,064,362.60, 1,596,543.90 and 316,311.40

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Solution

The fourth proportional to 1,064,362.60, 1,596,543.90 and 316,311.40 is: 474,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,362.60 : 1,596,543.90 = 316,311.40 : x
  2. Step 2: Convert to fraction form
    1,064,362.60/1,596,543.90 = 316,311.40/x
  3. Step 3: Cross multiply
    1,064,362.60x = 1,596,543.90 × 316,311.40
  4. Step 4: Simplify right side
    1,064,362.60x = 505,005,036,170.46
  5. Step 5: Solve for x
    x = 505,005,036,170.46/1,064,362.60
  6. Step 6: Final answer
    x = 474,467.10

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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.