Home / 692,466.96-1,038,815.28-243,071.28

Finding the Fourth Proportional to 692,466.96, 1,038,815.28 and 243,071.28

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Solution

The fourth proportional to 692,466.96, 1,038,815.28 and 243,071.28 is: 364,647.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,466.96 : 1,038,815.28 = 243,071.28 : x
  2. Step 2: Convert to fraction form
    692,466.96/1,038,815.28 = 243,071.28/x
  3. Step 3: Cross multiply
    692,466.96x = 1,038,815.28 × 243,071.28
  4. Step 4: Simplify right side
    692,466.96x = 252,506,159,793.16
  5. Step 5: Solve for x
    x = 252,506,159,793.16/692,466.96
  6. Step 6: Final answer
    x = 364,647.23

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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.