Home / 1,065,779.10-1,598,085.45-433,979.10

Finding the Fourth Proportional to 1,065,779.10, 1,598,085.45 and 433,979.10

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Solution

The fourth proportional to 1,065,779.10, 1,598,085.45 and 433,979.10 is: 650,731.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,779.10 : 1,598,085.45 = 433,979.10 : x
  2. Step 2: Convert to fraction form
    1,065,779.10/1,598,085.45 = 433,979.10/x
  3. Step 3: Cross multiply
    1,065,779.10x = 1,598,085.45 × 433,979.10
  4. Step 4: Simplify right side
    1,065,779.10x = 693,535,685,314.10
  5. Step 5: Solve for x
    x = 693,535,685,314.10/1,065,779.10
  6. Step 6: Final answer
    x = 650,731.17

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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.