Home / 914,627.40-1,371,941.10-249,779.40

Finding the Fourth Proportional to 914,627.40, 1,371,941.10 and 249,779.40

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Solution

The fourth proportional to 914,627.40, 1,371,941.10 and 249,779.40 is: 374,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,627.40 : 1,371,941.10 = 249,779.40 : x
  2. Step 2: Convert to fraction form
    914,627.40/1,371,941.10 = 249,779.40/x
  3. Step 3: Cross multiply
    914,627.40x = 1,371,941.10 × 249,779.40
  4. Step 4: Simplify right side
    914,627.40x = 342,682,624,793.34
  5. Step 5: Solve for x
    x = 342,682,624,793.34/914,627.40
  6. Step 6: Final answer
    x = 374,669.10

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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.