Home / 1,302,000.10-1,953,000.15-460,636.90

Finding the Fourth Proportional to 1,302,000.10, 1,953,000.15 and 460,636.90

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Solution

The fourth proportional to 1,302,000.10, 1,953,000.15 and 460,636.90 is: 690,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,000.10 : 1,953,000.15 = 460,636.90 : x
  2. Step 2: Convert to fraction form
    1,302,000.10/1,953,000.15 = 460,636.90/x
  3. Step 3: Cross multiply
    1,302,000.10x = 1,953,000.15 × 460,636.90
  4. Step 4: Simplify right side
    1,302,000.10x = 899,623,934,795.54
  5. Step 5: Solve for x
    x = 899,623,934,795.54/1,302,000.10
  6. Step 6: Final answer
    x = 690,955.35

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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.