Home / 977,057.40-1,465,758.90-346,337.40

Finding the Fourth Proportional to 977,057.40, 1,465,758.90 and 346,337.40

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Solution

The fourth proportional to 977,057.40, 1,465,758.90 and 346,337.40 is: 519,567.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,057.40 : 1,465,758.90 = 346,337.40 : x
  2. Step 2: Convert to fraction form
    977,057.40/1,465,758.90 = 346,337.40/x
  3. Step 3: Cross multiply
    977,057.40x = 1,465,758.90 × 346,337.40
  4. Step 4: Simplify right side
    977,057.40x = 507,647,126,452.86
  5. Step 5: Solve for x
    x = 507,647,126,452.86/977,057.40
  6. Step 6: Final answer
    x = 519,567.35

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Double scale
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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.