Home / 953,631.95-1,315,681.18-609,669.22

Finding the Fourth Proportional to 953,631.95, 1,315,681.18 and 609,669.22

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Solution

The fourth proportional to 953,631.95, 1,315,681.18 and 609,669.22 is: 841,131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,631.95 : 1,315,681.18 = 609,669.22 : x
  2. Step 2: Convert to fraction form
    953,631.95/1,315,681.18 = 609,669.22/x
  3. Step 3: Cross multiply
    953,631.95x = 1,315,681.18 × 609,669.22
  4. Step 4: Simplify right side
    953,631.95x = 802,130,318,779.28
  5. Step 5: Solve for x
    x = 802,130,318,779.28/953,631.95
  6. Step 6: Final answer
    x = 841,131.97

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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.