Home / 877,136.04-1,210,070.34-514,670.76

Finding the Fourth Proportional to 877,136.04, 1,210,070.34 and 514,670.76

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Solution

The fourth proportional to 877,136.04, 1,210,070.34 and 514,670.76 is: 710,024.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,136.04 : 1,210,070.34 = 514,670.76 : x
  2. Step 2: Convert to fraction form
    877,136.04/1,210,070.34 = 514,670.76/x
  3. Step 3: Cross multiply
    877,136.04x = 1,210,070.34 × 514,670.76
  4. Step 4: Simplify right side
    877,136.04x = 622,787,821,541.26
  5. Step 5: Solve for x
    x = 622,787,821,541.26/877,136.04
  6. Step 6: Final answer
    x = 710,024.21

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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.