Home / 1,235,802.10-1,853,703.15-525,853.30

Finding the Fourth Proportional to 1,235,802.10, 1,853,703.15 and 525,853.30

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Solution

The fourth proportional to 1,235,802.10, 1,853,703.15 and 525,853.30 is: 788,779.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,802.10 : 1,853,703.15 = 525,853.30 : x
  2. Step 2: Convert to fraction form
    1,235,802.10/1,853,703.15 = 525,853.30/x
  3. Step 3: Cross multiply
    1,235,802.10x = 1,853,703.15 × 525,853.30
  4. Step 4: Simplify right side
    1,235,802.10x = 974,775,918,647.90
  5. Step 5: Solve for x
    x = 974,775,918,647.90/1,235,802.10
  6. Step 6: Final answer
    x = 788,779.95

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Double scale
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Similar ratio
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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.