Home / 835,430.90-1,152,895.95-453,457.85

Finding the Fourth Proportional to 835,430.90, 1,152,895.95 and 453,457.85

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Solution

The fourth proportional to 835,430.90, 1,152,895.95 and 453,457.85 is: 625,772.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,430.90 : 1,152,895.95 = 453,457.85 : x
  2. Step 2: Convert to fraction form
    835,430.90/1,152,895.95 = 453,457.85/x
  3. Step 3: Cross multiply
    835,430.90x = 1,152,895.95 × 453,457.85
  4. Step 4: Simplify right side
    835,430.90x = 522,789,712,996.23
  5. Step 5: Solve for x
    x = 522,789,712,996.23/835,430.90
  6. Step 6: Final answer
    x = 625,772.54

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.